Kevin: The process of reinvention and prototyping. Good read on how start-ups start and how the iconic Twitter came into being.

Kevin: A good brief look at NBC 'digital correspondent' Mara Schiavocampo. Angela Grant picks out this fact to highlight: "(S)he now travels with a 30-pound rolling backpack filled with $10,000 worth of gear–about one fifth of the cost of a full size Sony digital Betacam."

Kevin: Fred Wilson has some good tips on how to live life online and in public and how to keep it from being destructive. I live by the rules, 'Be Nice' and 'Demand that others are nice'. Also try to deal with things with humour. It really helps.