> >The double cassette ports. Exactly. The switching relay in the expansion interface.
Did anyone ever use this feature? > > On Jun 13, 2015, at 4:08 PM, tony duell <[email protected]> wrote: > > > > Trivia question : What feature was present on all disk based M1s (in fact > > any M1 with an expansion > > interface) but not on any M3 or M4 machines? -tony
