This is certainly a bug. Not sure if it is release specific, but I don't think it was happening before, so I'm re-posting here:   I am finding that Ripple Edit is disengaging mysteriously even while it's indicator (in the upper right of the Track view) shows it to be on. Simply toggling it off then on again will re-engage it. With consistency it will be mysteriously "off" 'tho showing to be "on" right when opening a project saved with it "On". And otherwise randomly, after be