Lance took a pretty good spill and busted his collarbone. He provided a post-surgery update on his website and you can see him using his 15" UB MBP. I would have guessed he was an MBA man...
http://www.livestrong.com/lance-armstrong/video/5342-exclusive-postop-interview-lance/5342/
http://www.livestrong.com/lance-armstrong/video/5342-exclusive-postop-interview-lance/5342/