Links for 07-21-2008

• louisgray.com: The Talk About Rules for Social Following Is Getting Out of Hand - Using twitter like this seems a lot like using IM. Nothing wrong with that, and there are some advantages (and disadvantages) to using twitter as a sort of convergence platform, but effectively more of a 1:1 communications method than many:many.
• The Hard Part of SaaS - I think this is an important point. Web 2.0ish-created expectations notwithstanding, there's no reason to think that enterprise SaaS apps should be free or even especially cheap.
• Futuristic Play by Andrew Chen: Are Web 2.0 startups wasting their time with Web 2.0 early adopters? - Remember that "early adopters" vary depending upon your target mainstream audience.
• Marginal Revolution: NFL Player IQ by Position Played - This is interesting and I find the results only about 50 percent intuitive.