Edit 9/13/10:
Little late on this edit but here is the official thread on CM6 started by Koush:
http://forum.xda-developers.com/showthread.php?t=755690
You can purchase the premium version of ROM Manager for $3.99 in the market. This will facilitate easier install/updating and also supports the devs who are making it all possible:
http://www.appbrain.com/app/com.koushikdutta.rommanager.license#
Little late on this edit but here is the official thread on CM6 started by Koush:
http://forum.xda-developers.com/showthread.php?t=755690
You can purchase the premium version of ROM Manager for $3.99 in the market. This will facilitate easier install/updating and also supports the devs who are making it all possible:
http://www.appbrain.com/app/com.koushikdutta.rommanager.license#