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 occurances
+ 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.
</p>