On Mar 27, 9:17 am, "mdj" <mdj....@gmail.com> wrote: > > Indeed, although I can't imagine wanting to to those things without > pausing the 6502, so there's easier ways. > > Matt Wouldn't you like, for example, to switch video modes through a keystroke ? Transparently ? Without writing a single byte of code ? Without the 6502 nor the software even noticing ? Jorge.