Mule Radio (I work there, you may know us as home of John Gruber's The Talk Show) donated $1000 to the EFF to help fight this patent. You can, too.
https://www.eff.org/deeplinks/2013/05/help-save-podcasting
On another note, it's nice to see Nathan Myhrvold getting called out as the patent troll he so clearly is, despite the bogus persona of a modern renaissance man he so carefully cultivates.