Evan Williams explains that Medium is not a publishing tool, it's a network. Oh. I think it *is* a publishing tool - sort of a low-friction way for people to blog without having a blog - and he *wishes* it was also a network. Of course, with his history (Blogger then Twitter) you can see his perspective. Interesting.
Tom Coburn handicaps the Republican Presidential Field: Cruz and Walker not ready for primetime, America won't elect another Bush. Also, Paul is scary and Perry is not capable enough. Which means ... Rubio? Then again, he thinks Fiorina is "smart, savvy, and experienced".
LifeHacker: Jerry Seinfeld's productivity secret. Fascinating that great comedians aren't "just funny", they really work at it...