Experiments:
- Open Piano Roll
- Input a short sequence using the pencil tool
- Extend or shorted notes already created in the piano roll to change note length
- Select individual notes and move them up or down to change its pitch
- Select multiple notes and move up or down to change the pitch of the sequence
- Move notes left or right to change the notes position in time
- Delete a note
- Select multiple notes and delete them
- Change between the pencil tool and the pointer tool
- Change snap setting in the piano roll to: Divisions, Position Absolute
- Change snap setting in the main sequence window to: Divisions, Position Absolute