Remote pasteboard twiddling is guarded by an off-by-default preference (prefs>general>allow clipboard access to terminal apps). Triggers are user-defined; while

Remote pasteboard twiddling is guarded by an off-by-default preference (prefs>general>allow clipboard access to terminal apps). Triggers are user-defined; while most people use them to change text colors, you are given enough rope to hang yourself, so be careful when creating a trigger that runs a command.