From the Canyon Edge: The Hardest Bug I’ve Ever Solved (Take 2)…
So I spoke just a little too soon yesterday. I thought I had an elegant solution to a long standing problem. But I needed a little peer review, and as always you, my blog readers are really quite awesome at that 
Within a few hours of that post, it was noted that the ASCII character I thought was unpressable and unbound in Emacs was in fact quite pressable (ctrl-p) and bound (up). Dang. And I was so proud… Hubris.