- Toggles loop playback. If the Ardour preference "Loop-is-mode" is
- enabled, this does nothing to the current transport state. If
- that preference is disabled, then engaging loop playback will
- also start the transport.
+ <p>
+ When pressed on its own, this toggles loop playback. If the
+ Ardour preference "Loop-is-mode" is enabled, this does nothing
+ to the current transport state. If that preference is disabled,
+ then engaging loop playback will also start the transport.
+ </p>
+ <p>
+ When pressed in conjunction with the Shift button, this will
+ create a new (unnamed) marker at the current playhead
+ position.
+ </p>