- <kbd>Tab</kbd> selects the next note as defined by their starting time.
- <kbd class="mod1">Tab</kbd> selects the previous note. <kbd class="mod3">Tab</kbd>
- or <kbd class="mod13">Tab</kbd> adds the next/previous note to the selection.
+ In any mode, <kbd class="mod3 mouse">left</kbd>-clicking on a note on the
+ Scroomer (the piano header of the track, see <a
+ href="@@midi-track-controls">MIDI Track Controls</a>) will add all
+ occurrences of that note to the selection, while <kbd
+ class="mouse">middle</kbd>-clicking will only select/deselect all occurrences
+ of that note, clearing the previous selection. Scroomer selections work on
+ all MIDI regions of a track at once.