diff --git a/nonlib/MIDI/event_list.C b/nonlib/MIDI/event_list.C
index 229622f..ced374c 100644
--- a/nonlib/MIDI/event_list.C
+++ b/nonlib/MIDI/event_list.C
@@ -428,6 +428,18 @@ namespace MIDI
     }
 
 
+/** set velocity of selected notes to /v/ */
+    void
+    event_list::selected_velocity ( int v ) 
+    {
+        FOR_SELECTED( e )
+        {
+            if ( e->is_note_on() )
+                e->note_velocity( v );
+        }
+    }
+
+
 /** get timestamp of earliest selected event */
     tick_t
     event_list::selection_min ( void ) const
diff --git a/nonlib/MIDI/event_list.H b/nonlib/MIDI/event_list.H
index b06bc5b..88c05c1 100644
--- a/nonlib/MIDI/event_list.H
+++ b/nonlib/MIDI/event_list.H
@@ -68,6 +68,7 @@ namespace MIDI {
         void nudge_selected ( long o );
         void push_selection ( void );
         void pop_selection ( void );
+        void selected_velocity ( int v );
         bool verify ( void ) const;
         void link ( event *on );
         void insert_time ( tick_t start, tick_t l );
diff --git a/sequencer/src/canvas.C b/sequencer/src/canvas.C
index e491cb7..b294345 100644
--- a/sequencer/src/canvas.C
+++ b/sequencer/src/canvas.C
@@ -142,8 +142,7 @@ public:
 
             double HS = (double)w() /(  _xmax - _xmin );
 
-            tick_t new_x = c->grid()->index();
-
+            tick_t new_x = c->grid()->x_to_ts( c->grid()->ts_to_x( c->grid()->index() ) );
             fl_color( fl_color_add_alpha( FL_RED, 100 ) );
             fl_line( x() + new_x * HS, y(), x() + new_x * HS, y() + h() );
         }
@@ -684,7 +683,7 @@ Canvas::draw_overlay ( void )
     if ( ! visible_r() )
         return;
 
-    fl_push_no_clip();
+    /* fl_push_no_clip(); */
     
     fl_push_clip( x() + m.margin_left,
                   y() + m.margin_top,
@@ -714,7 +713,7 @@ Canvas::draw_overlay ( void )
 
     panzoomer->draw_overlay();
 
-    fl_pop_clip();
+    /* fl_pop_clip(); */
 
 }
 
@@ -724,13 +723,13 @@ Canvas::draw_playhead ( void )
 {
     int x = m.grid->ts_to_x( m.grid->index() );
 
-    if ( m.playhead == x )
-        return;
+    /* if ( m.playhead == x ) */
+    /*     return; */
 
     m.playhead = x;
 
-    if ( m.playhead < m.vp->x || m.playhead >= m.vp->x + m.vp->w )
-        return;
+    /* if ( m.playhead < m.vp->x || m.playhead >= m.vp->x + m.vp->w ) */
+    /*     return; */
 
     int px = m.origin_x + m.margin_left + ( x - m.vp->x ) * m.div_w;
 
@@ -909,11 +908,13 @@ Canvas::cb_scroll ( Fl_Widget *w )
         Fl_Panzoomer *o = (Fl_Panzoomer*)w;
 
         _old_scroll_x = m.vp->x;
+        _old_scroll_y = m.vp->y;
 
         m.vp->x = grid()->ts_to_x( o->x_value() );
         m.vp->y = o->y_value();
 
-        damage( FL_DAMAGE_SCROLL );
+        if ( m.vp->x != _old_scroll_x || m.vp->y != _old_scroll_y )
+            damage( FL_DAMAGE_SCROLL );
 
         if ( o->zoom_changed() )
         {
@@ -1116,17 +1117,6 @@ Canvas::move_selected ( int dir, int n )
     }
 }
 
-void
-Canvas::randomize_row ( int y )
-{
-    int x = m.margin_left;
-
-    if ( ! grid_pos( &x, &y ) )
-        return;
-
-    ((pattern*)m.grid)->randomize_row( y, song.random.feel, song.random.probability );
-}
-
 void
 Canvas::_lr ( void )
 {
@@ -1314,6 +1304,12 @@ Canvas::h_zoom ( float n )
     song.set_dirty();
 }
 
+void
+Canvas::selected_velocity ( int v )
+{
+    grid()->selected_velocity( v );
+}
+
 void
 Canvas::v_zoom_fit ( void )
 {
@@ -1754,10 +1750,6 @@ Canvas::handle ( int m )
             int dy = y;
             grid_pos( &dx, &dy );
 
-            if ( IS_PATTERN && Fl::event_state() & ( FL_ALT  | FL_CTRL ) )
-                c->randomize_row( y );
-            else
-            {
                 if ( delete_note )
                 {
 //                            this->m.grid->del( dx, dy );
@@ -1782,12 +1774,13 @@ Canvas::handle ( int m )
                         delete ghost_note;
                         ghost_note = 0;
                     }
-            }
 
             if ( drag_note )
                 delete drag_note;
             drag_note = 0;
 
+            grid()->select_none();
+
             break;
         }
          
@@ -1855,13 +1848,14 @@ Canvas::handle ( int m )
                 {
                     damage_grid( ghost_note->start, ghost_note->note, ghost_note->duration, 1 );
 
+                    int ody = drag_y;
+                    int odx = drag_x;
+                    
                     if ( drag_note )
                     {
-                        int ody = drag_y;
-                        int odx = drag_x;
-                        
                         grid_pos( &odx, &ody );
                         
+                        /* cursor must leave the row to begin adjusting velocity. */
                         if ( ody != dy )
                         {
                             ghost_note->velocity =
@@ -1874,11 +1868,15 @@ Canvas::handle ( int m )
                                 ghost_note->velocity = 127;
                         }
                     }
+
+                    if ( dx != odx )
+                        {
+                            if ( dx > this->m.grid->ts_to_x( ghost_note->start ) )
+                            {
+                                ghost_note->duration = this->m.grid->x_to_ts( dx  ) - ghost_note->start;
+                            }
+                        }
                     
-                    if ( dx > this->m.grid->ts_to_x( ghost_note->start ) )
-                    {
-                        ghost_note->duration = this->m.grid->x_to_ts( dx  ) - ghost_note->start;
-                    }
                         
                     damage_grid( ghost_note->start, ghost_note->note, ghost_note->duration, 1 );
 
diff --git a/sequencer/src/canvas.H b/sequencer/src/canvas.H
index 7c6fc35..b715f17 100644
--- a/sequencer/src/canvas.H
+++ b/sequencer/src/canvas.H
@@ -173,7 +173,6 @@ public:
     void v_zoom_fit ( void );
     void notes ( char *s );
     char * notes ( void );
-    void randomize_row ( int y );
     int playhead_moved ( void );
 
     void start_cursor ( int x, int y );
@@ -183,6 +182,7 @@ public:
     void insert_time ( void );
 
     void move_selected ( int dir, int n );
+    void selected_velocity ( int v );
 
     virtual int handle ( int m );
 
diff --git a/sequencer/src/grid.C b/sequencer/src/grid.C
index 2d809d1..121f14b 100644
--- a/sequencer/src/grid.C
+++ b/sequencer/src/grid.C
@@ -57,7 +57,6 @@ Grid::Grid ( void )
     viewport.y = 0;
 
     _playing = false;
-    _suspend_update = false;
     _start = _end = _index = 0;
 }
 
@@ -129,8 +128,7 @@ Grid::unlock ( void )
 
         _rw = NULL;
 
-        if ( ! _suspend_update )
-            signal_events_change();
+        signal_events_change();
     }
 }
 
@@ -565,6 +563,16 @@ Grid::cut ( void )
     unlock();
 }
 
+void
+Grid::selected_velocity ( int v )
+{
+    lock();
+
+    _rw->events.selected_velocity( v );
+
+    unlock();
+}
+
 void
 Grid::paste ( int offset )
 {
@@ -992,8 +1000,7 @@ Grid::undo ( void )
     
     _rw = NULL;
     
-    if ( ! _suspend_update )
-        signal_events_change();
+    signal_events_change();
 }
 
 /** return a pointer to a copy of grid's event list in raw form */
diff --git a/sequencer/src/grid.H b/sequencer/src/grid.H
index 4ae3907..ca39d43 100644
--- a/sequencer/src/grid.H
+++ b/sequencer/src/grid.H
@@ -109,8 +109,6 @@ protected:
     char     *_name;
     int      _number;
     
-    bool     _suspend_update;
-
     unsigned int     _bpb;                                  /* beats per bar */
     unsigned int     _ppqn;                                 /* pulses per quarter note (beat) */
 
@@ -217,6 +215,7 @@ public:
     void delete_selected ( void );
     void move_selected ( int l );
     void nudge_selected ( int l );
+    void selected_velocity ( int v );
 
     void crop ( int l, int r );
     void crop ( int l, int r, int t, int b );
diff --git a/sequencer/src/gui/ui.fl b/sequencer/src/gui/ui.fl
index 6cefb94..b46abc9 100644
--- a/sequencer/src/gui/ui.fl
+++ b/sequencer/src/gui/ui.fl
@@ -109,7 +109,7 @@ Function {init_colors()} {open private C return_type {static void}
 } 
 
 widget_class Visual_Metronome {open
-  xywh {1244 936 100 100} type Double visible
+  xywh {978 1028 100 100} type Double visible
 } {
   Fl_Slider progress {
     private xywh {139 115 1149 23} type Horizontal box FLAT_BOX color 7 selection_color 54
@@ -342,8 +342,6 @@ seq_window = make_seq_window();
 
 init_colors();
 
-make_randomization_dialog();
-
 // make_instrument_edit_dialog();
 
 // use old focus behavior
@@ -401,8 +399,9 @@ free( path );} {}
   }
   Function {draw_overlay()} {open protected return_type void
   } {
-    code {if ( pattern_canvas_widget )
-	pattern_canvas_widget->draw_overlay();} {}
+    code {Canvas *c = current_canvas();
+if ( c )
+   c->draw_overlay();} {}
   }
   Function {make_main_window()} {open
   } {
@@ -414,14 +413,14 @@ if ( Fl::event() == FL_SHORTCUT && Fl::event_key() == FL_Escape )
 	 
 if ( maybe_save_song() )
 	quit();} open
-      xywh {494 231 865 805} type Double color 47 resizable
+      xywh {213 323 865 805} type Double color 47 resizable
       code0 {o->color( FL_BACKGROUND_COLOR );}
       code1 {o->draw_overlay_callback( &UI::draw_overlay, this );}
       code2 {o->xclass( APP_NAME );}
       class Overlay_Callback_Window size_range {700 509 0 0} visible
     } {
       Fl_Group {} {open
-        xywh {0 25 865 65} box FLAT_BOX
+        xywh {0 25 865 70} box FLAT_BOX
       } {
         Fl_Group {} {open
           xywh {552 26 312 69}
@@ -780,7 +779,7 @@ o->maximum( phrase::phrases() );}
             xywh {0 730 867 55} box FLAT_BOX color 47
           } {
             Fl_Group {} {open
-              xywh {5 733 300 44}
+              xywh {5 733 420 44}
               code0 {o->resizable(0);}
             } {
               Fl_Input pattern_name_field {
@@ -827,9 +826,14 @@ o->maximum( pattern::patterns() );}
                 callback {pattern_canvas_widget->selection_mode( o->value() );}
                 tooltip {Enable selection mode (you can also just hold down shift and drag the mouse)} xywh {260 733 45 44} type Toggle selection_color 5 labelsize 10
               }
+              Fl_Value_Slider velocity_slider {
+                label Velocity
+                callback {pattern_canvas_widget->selected_velocity( o->value() );} selected
+                xywh {310 742 110 18} type {Horz Fill} labelsize 10 align 1 maximum 127 value 64 textsize 9
+              }
             }
             Fl_Group {} {open
-              xywh {315 731 549 54}
+              xywh {455 731 409 54}
             } {
               Fl_Output mapping_text {
                 label Mapping
@@ -876,7 +880,7 @@ if ( 0 == strncmp( picked, "Scale", strlen( "Scale" ) ) )
                 label {&Key}
                 callback {((pattern*)pattern_canvas_widget->grid())->mapping.key( o->value() );
 
-pattern_canvas_widget->changed_mapping();} open
+pattern_canvas_widget->changed_mapping();}
                 xywh {700 761 75 19} down_box BORDER_BOX labelsize 10 when 1 textsize 11
               } {
                 MenuItem {} {
@@ -930,7 +934,7 @@ pattern_canvas_widget->changed_mapping();} open
               }
               Fl_Choice pattern_note_combo {
                 label {&Note 1/}
-                callback {((pattern*)pattern_canvas_widget->grid())->note( atoi( o->menu()[ o->value() ].text ));} open
+                callback {((pattern*)pattern_canvas_widget->grid())->note( atoi( o->menu()[ o->value() ].text ));}
                 xywh {715 736 45 19} down_box BORDER_BOX labelsize 10 when 1 textsize 12
               } {
                 MenuItem {} {
@@ -980,7 +984,7 @@ pattern_canvas_widget->changed_mapping();} open
               }
               Fl_Choice pattern_res_combo {
                 label {&Resolution 1/}
-                callback {pattern_canvas_widget->grid()->resolution( atoi( o->menu()[ o->value() ].text ));} open
+                callback {pattern_canvas_widget->grid()->resolution( atoi( o->menu()[ o->value() ].text ));}
                 xywh {615 736 55 19} down_box BORDER_BOX labelsize 10 when 1 textsize 12
               } {
                 MenuItem {} {
@@ -1052,7 +1056,7 @@ pattern_canvas_widget->changed_mapping();} open
                 code1 {for ( int i = 32; i <= 256; i <<= 1 ) { snprintf( pat, sizeof(pat), "%i", i ); o->add( pat ); }}
               } {}
               Fl_Box {} {
-                xywh {315 735 135 46} resizable
+                xywh {455 735 0 46} labelsize 8 align 1 resizable
               }
             }
           }
@@ -1237,16 +1241,6 @@ if ( tabs->value() == pattern_tab )
               xywh {0 0 40 25} shortcut 0x40071 color 37
             }
           }
-          Submenu {} {
-            label {&Settings} open
-            xywh {0 0 74 25} color 37
-          } {
-            MenuItem {} {
-              label {&Randomization Settings}
-              callback {randomization_dialog->show();}
-              xywh {0 0 40 25}
-            }
-          }
           Submenu {} {
             label {&View} open
             xywh {10 10 74 25} color 37
@@ -1428,7 +1422,7 @@ w->paste();}
               label Undo
               callback {Canvas *w = current_canvas();
 
-w->grid()->undo();} selected
+w->grid()->undo();}
               xywh {110 110 34 18} shortcut 0x4007a
             }
           }
@@ -1440,13 +1434,12 @@ w->grid()->undo();} selected
       }
     }
   }
-  Function {make_seq_window()} {open
-  } {
+  Function {make_seq_window()} {} {
     Fl_Window seq_window {
       label {Non Sequencer - Sequence}
       callback {sequence_tab->activate();
 o->hide();
-detach_button->value( 0 );} open
+detach_button->value( 0 );}
       xywh {681 189 876 675} type Double hide resizable
     } {
       Fl_Group seq_detached_group {open
@@ -1454,44 +1447,7 @@ detach_button->value( 0 );} open
       } {}
     }
   }
-  Function {make_randomization_dialog()} {} {
-    Fl_Window randomization_dialog {
-      label {Randomization Settings} open
-      xywh {656 39 340 95} type Double hide
-      code0 {// feel->value( )}
-      code1 {probability->value( song.random.probability );} non_modal
-    } {
-      Fl_Choice feel {
-        label {Feel: 1/}
-        callback {song.random.feel = atoi( o->menu()[ find_numeric_menu_item( o->menu(), o->value() ) ].text );} open
-        xywh {67 55 50 24} down_box BORDER_BOX
-      } {
-        MenuItem {} {
-          label 4
-          xywh {10 10 40 25}
-        }
-        MenuItem {} {
-          label 8
-          xywh {0 0 40 25}
-        }
-        MenuItem {} {
-          label 16
-          xywh {10 10 40 25}
-        }
-      }
-      Fl_Box {} {
-        label {Randomization Settings}
-        xywh {10 15 321 28} box ROUNDED_BOX color 94 labelsize 22 labelcolor 39
-      }
-      Fl_Counter probability {
-        label Probability
-        callback {song.random.probability = o->value();}
-        xywh {216 53 112 26} type Simple align 4 when 4 minimum 0 maximum 1 step 0.01
-      }
-    }
-  }
-  Function {update_pattern_widgets()} {open
-  } {
+  Function {update_pattern_widgets()} {} {
     code {if ( ! pattern_settings_group )
 	return;
 
@@ -1538,8 +1494,7 @@ else
 */
 pattern_settings_group->redraw();} {}
   }
-  Function {update_phrase_widgets()} {open
-  } {
+  Function {update_phrase_widgets()} {} {
     code {if ( ! phrase_canvas_widget )
 	return;
 	
@@ -1564,8 +1519,7 @@ else
 
 phrase_settings_group->redraw();} {}
   }
-  Function {update_sequence_widgets()} {open
-  } {
+  Function {update_sequence_widgets()} {} {
     code {if ( playlist->notes() )
 	sequence_notes_buffer->text( playlist->notes() );
 else
@@ -1614,8 +1568,7 @@ free( s );
 if ( playback_mode_menu )
 	playback_mode_menu->value( song.play_mode );} {}
   }
-  Function {update_mapping_menu()} {open
-  } {
+  Function {update_mapping_menu()} {} {
     code {char **sa = Instrument::listing();
 
 if ( sa )
@@ -1659,7 +1612,7 @@ free( sa );} {}
 
 return 0;} {}
   }
-  Function {save_dialog( const char *name )} {open return_type void
+  Function {save_dialog( const char *name )} {return_type void
   } {
     code {if ( ! name )
 {
@@ -1691,7 +1644,7 @@ snprintf( pat, 256, "file://%s/non-sequencer/%s.html", DOCUMENT_PATH, file );
 
 open_url( pat );} {}
   }
-  Function {maybe_save_song()} {open return_type bool
+  Function {maybe_save_song()} {return_type bool
   } {
     code {if ( song.dirty() )
 {
@@ -1730,7 +1683,7 @@ if ( p )
 //	update_pattern_widgets();
 }} {}
   }
-  Function {edit_instrument_row( Instrument *i, int n )} {open return_type void
+  Function {edit_instrument_row( Instrument *i, int n )} {return_type void
   } {
     code {Instrument_Editor ie;
 
@@ -1743,7 +1696,9 @@ ie.run();} {}
     code {if ( tabs->value() == pattern_tab )
 	return pattern_canvas_widget;
 else if ( tabs->value() == phrase_tab )
-	return phrase_canvas_widget;} {}
+	return phrase_canvas_widget;
+else
+	return NULL;} {}
   }
 } 
 
@@ -1809,7 +1764,7 @@ while ( window->shown() )
   }
 } 
 
-class Trigger {open : {public Fl_Progress}
+class Trigger {: {public Fl_Progress}
 } {
   Function {Trigger( int X, int Y, int W, int H, const char *L =0) : Fl_Progress( X, Y, W, H, L )} {open
   } {
@@ -1893,7 +1848,7 @@ return r;} {}
   }
 } 
 
-widget_class Triggers {open
+widget_class Triggers {
   xywh {390 620 335 390} type Double hide
   code0 {\#include <FL/Fl_Dial.H>}
   code1 {populate();}
@@ -2006,8 +1961,7 @@ Fl_Group::draw();} {}
   }
 } 
 
-class List_Chooser {open
-} {
+class List_Chooser {} {
   Function {List_Chooser( const char *name, const char *action )} {} {
     Fl_Window window {open
       xywh {525 313 310 545} type Single hide resizable non_modal size_range {310 524 0 0}
@@ -2052,7 +2006,7 @@ window->hide();}
 decl {float status_intensity;} {private local
 } 
 
-Function {fade_status(void*)} {open private return_type {static void}
+Function {fade_status(void*)} {private return_type {static void}
 } {
   code {ui->status->labelcolor( fl_color_average( FL_FOREGROUND_COLOR, FL_BACKGROUND_COLOR, status_intensity ) );
 
@@ -2064,7 +2018,7 @@ Function {fade_status(void*)} {open private return_type {static void}
         Fl::repeat_timeout( 1 / 15.0f, fade_status );} {}
 } 
 
-Function {gui_status( const char *fmt, ... )} {open C return_type void
+Function {gui_status( const char *fmt, ... )} {C return_type void
 } {
   code {va_list args;
 
diff --git a/sequencer/src/main.C b/sequencer/src/main.C
index bdcae42..a89cd96 100644
--- a/sequencer/src/main.C
+++ b/sequencer/src/main.C
@@ -226,8 +226,6 @@ main ( int argc, char **argv )
     config.follow_playhead = true;
     config.record_mode = MERGE;
     song.play_mode = PATTERN;
-    song.random.feel = 8;
-    song.random.probability = 0.33;
 
     asprintf( &config.user_config_dir, "%s/%s", getenv( "HOME" ), USER_CONFIG_DIR );
     mkdir( config.user_config_dir, 0777 );
diff --git a/sequencer/src/non.H b/sequencer/src/non.H
index 48c9e79..98453be 100644
--- a/sequencer/src/non.H
+++ b/sequencer/src/non.H
@@ -123,10 +123,5 @@ struct song_settings
             dirty( true );
         }
 
-    struct {
-        int feel;
-        float probability;
-    } random;
-
 };
 extern song_settings song;
diff --git a/sequencer/src/pattern.C b/sequencer/src/pattern.C
index 7494b41..c21f7d9 100644
--- a/sequencer/src/pattern.C
+++ b/sequencer/src/pattern.C
@@ -142,6 +142,7 @@ pattern::reset ( void )
     }
 }
 
+/* runs in the UI thread */
 /* records a MIDI event into a temporary buffer. It'll only be
  * permanently added to pattern after recording stops or the pattern
  * loops. */
@@ -243,9 +244,7 @@ pattern::record_event ( const midievent *me )
                 p->_rw->events.insert( e );
             }
         
-        p->_suspend_update = true;
         p->unlock();
-        p->_suspend_update = false;
     }
 }
 
@@ -645,35 +644,6 @@ pattern::dump ( smf *f ) const
 }
 
 
-void
-pattern::randomize_row ( int y, int feel, float probability )
-{
-    lock();
-
-    int l = PPQN * 4 / _note;
-
-    int bx = ts_to_x( _rw->length - l );
-
-    float *p = (float *)alloca( feel * sizeof( float ) );
-
-    float prob = probability;
-    for ( int i = 0; i < feel; i++ )
-    {
-        p[i] = prob;
-        // reduce probability as we move away from center
-        prob *= 0.5;
-    }
-
-    for ( int x = 0; x < bx; x++ )
-    {
-        float r = ((float)rand()) / RAND_MAX;
-
-        if ( p[ x % feel ] + r >= 1 )
-            put( x, y, l );
-    }
-
-    unlock();
-}
 
 /*************/
 /* Recording */
diff --git a/sequencer/src/pattern.H b/sequencer/src/pattern.H
index d818a32..3d2dab6 100644
--- a/sequencer/src/pattern.H
+++ b/sequencer/src/pattern.H
@@ -89,7 +89,6 @@ public:
     void queue ( int mode );
     int queue ( void ) const;
 
-    void randomize_row ( int y, int feel, float probability );
     void row_name_press ( int y );
 
     int port ( void ) const;