with all parameters while A can paste duplicates anywhere. This way you can
overwrite events and create a new structure very quickly.
Parameters cannot be changed in this mode because the last copied event will
always be pasted again as soon as you press A.
On copy mode, muting an event resets it's pitch envelope attack.This may be useful
when pitch envelopes influence the sound of previous events with a long decay.
Within the menu, the current instrument can be muted / unmuted without changing
the pattern with START. A mute instrument is marked by an X next to the
instrument-character: