On Jun 4, 12:54 am, "sfahey" <sfa...@a2central.com.remove-tmy-this> wrote: > To: Michael J. Mahon > Re: Re: Accelerator cards > By: Michael J. Mahon to comp.sys.apple2 on Thu Jun 03 2010 07:40 am > > > The accelerators are causing you to type too fast. ;-) > > Really? I though it was bad cache reads. Either that, or some GAL magic is needed to run AND #$7F reliably...