Interesting business and economic reads, all over the map

* Cuban lays out the case that the maximum damages the RIAA can demand of a user are $5 a month – brilliant. * Newsgator and Brad Feld doing an RSS rollup – none of our companies have played this game, perhaps we need to learn more about. * Opensource developers team up with open usability experts. Wow. Can marketing, PR, and other business functions be far behind? * Radio stations are responding to ipod use. With format changes, cost cutting, podcast repurposing, etc. * Martin starts reading the peak oil theorists. I am just way more optimistic than the peak oil crowd. * Politicians scrambling to align themselves with biodiesel