Rest in peace, Bill Atkinson. From John Gruber:

One of the great heroes in not just Apple history, but computer history. If you want to cheer yourself up, go to Andy Hertzfeld’s Folklore.org site and (re-)read all the entries about Atkinson. Here’s just one, with Steve Jobs inspiring Atkinson to invent the roundrect.

I was actually thinking of old QuickDraw a week ago while I was mowing the yard. No joke, my mind wandered into realizing that the most efficient mowing path is a roundrect.