2 awesome geek events coming up in SF this month organized by friends, and many of the speakers are also friends... highly recommend you check them out:
Fri, Oct 10th: Virtual Goods Summit
The Virtual Goods Summit is a one day conference focused on the emerging market opportunity for virtual goods and economies. Once restricted to the world of online gaming, virtual goods and currencies are influencing the development of social networks, community sites, and other new and exciting markets.
Tue, Oct 28th: SNAP Summit
SNAP Summit is San Francisco's premier conference on user experience and engagement. Through a day of insightful talks, panels, and discussions, you'll learn why the top social sites succeed, and what you can do to be more like them.