I’ve no doubt some of you are too young to have been introduced to the low level details of implementing Windows via Charles Petzold’s seminal work “Programming Windows 3.1” (I really missed those message pumps in VB!). I was browsing through Don Box’s blog and decided that Charles must surely qualify for Uber-Geek status: Charles Petzold has a Windows logo tattoo! I wonder where he put the blue screen tattoo?