Best free internet radio hubs?

[Austin]

For the last few years Winamp's Shoutcast radio has been just priceless to me. Has a whole hub of actual high-quality internet radio stations of alternate/rock/heavymetal/techno/ambient/++++++ plus it has all the good counter culture stuff such as Alex Jones plus a ton of out-in-the-woods anti-Jewish neo-libertarian stations.

http://www.shoutcast.com/

I'm always looking for more but haven't found one that has more stations, especially under-current talk ones.