Also, this week McSweeney's is posting DFW-related contributions by whomever is inclined to submit. They're all worth your time. Below is our favorite excerpt, from an account sent in by a woman who had DFW as a writing instructor way back in 1987, when he was 25:
I used to confuse "further" and "farther," and, apparently, I did it quite often. In one of my stories, I'd confused them yet again, and in the margins, he'd written, simply, "I hate you." I've never confused them since.