Facebook is going to be irrelevant in 10 years time. Google has lost the search war. Microsoft has lost the desktop war. We live in exciting times. Change is in many ways the only constant we have. Altavista. Yahoo! – these were the kings of the search engine mountains before a little company called Google arrived. it works, you use it. MORE >>

I love watching our portfolio companies iterate on their products, especially when they are in the early days. Initial efforts often provide nothing more than learnings, but turning those learnings into an improved product offering is a huge part of what being an early stage company is all about. My Investments bigdoor virtual goods MORE >>

Now this would be a neat trick, if anyone could really do it: 2011-03-11_08-54-25_177. If you were expecting something deep and meaningful, perhaps about entrepreneurs finding ways to make their startup successful in the MORE >>

The Lean Startup Machine looks a lot like reality television for startups. It's intense, the teams go head-to-head, the protagonists live and learn, and it's all very entertaining. But there is something serious at work, too. have written previously about how powerful the these events are as a teaching tool for Lean Startup principles. Take a look. MORE >>

For about the past year my partners have been pushing me to write up some thoughts on AdTech investing. “We’re not AdTech investors,&# I’d push back, “we just have a bunch of companies in the portfolio that are working in and around online advertising.&# And for a while that worked pretty well. They are: Scale. Inertia. MORE >>