What I'm Doing on Quora

Here are a few of the recent answers I've given to some topics on Quora you might find interesting:

• What makes a great smartphone app?
• Where can I find a list of advertising agencies?
• What is the perfect startup team?

Here are a few questions I'm waiting to see answers on... can you help?

• How does Groupon structure its sales force?
• What tech company will we all be talking about at SXSW 2011?
• Why does the Berkshire Hathaway portfolio not include any high-tech companies?