Ask people who have money and problems what their problems are. Solve their problems. Charge money for it.
Or, failing that, you could probably create a Web 2.0 Twitter-integrated mashup of social network aggregators.
Or, failing that, you could probably create a Web 2.0 Twitter-integrated mashup of social network aggregators.
There's far more money to be had in advertising than directly, so don't ignore it ;)