The band plans to release a live record titled "Live Airwaves" on Magic Bullet. According to the label the record is, "for sale only at upcoming Cave In live shows and [possibly] at Macrock" The band's site explains that "it features excerpts from two live performances [done] for radio broadcasts."
Hydrahead just released the CD version of Brodsky's side project Kid Kilowatt on Tuesday, and he also plans to play a solo date on Thursday, May 13th at T.T. the Bear's in Cambridge, MA.
Finally, the band still plans to have the follow up to Antenna released in the fall on RCA.