On Fri, May 02, 2014 at 02:09:57AM -0400, Dave McGuire wrote: so it depends on your application and measurement I suppose. We were talking about distributed math apps. Fair enough :-) I'm told there were, probably third party, sound cards for qbus. Has anyone of you seen one or know more? I haven't. I have a really neat Qbus card with a TMS9918 sprite-based video chip on it, though! Which one is that? I have a Matrox card and one of the VSV cards (can't remember which one) /P