For those who haven't heard, Peter David, writer of stuff, reported Dec. 30 that he had suffered a stroke. On Jan. 4, his wife Kathleen answered the many who asked how they could help. I'm reprinting her post from peterdavid.net: HOW YOU CAN HELP Even though we have health insurance we have co-pays and the like. And since this stroke fell at the end of the year, we have all the new co-pays to de…