Doc Searls has a fascinating article in Linux Journal on the evolution of Barack Obama's technological infrastructure. Searls explains how the Obama technological revolution had its genesis in the experience of Joe Trippi, who got his start working for Debian Linux developer Ian Murdock before he became Howard Dean's campaign manager and the midwife of the Democratic Internet machine. Since then, open source developers have played a key role in developing the Democratic communications infrastructure, while also-ran John McCain was tied to a clunky and inert Microsoft platform.