I can't imagine a bigger waste of time, effort, and electricity, personally, but whatever floats your boat. It would at least demonstrate the ability to run arbitrary code on the cards. It won't, however, solve the problem of getting data in and out of the cards, to other (non-Photoshop) apps, in a meaningful and timely fashion.

Cory reports in IRC that a single SETI unit took a month on a Pentium 150. So, basically, get a grip.