Atheist - The Formative Years (rehearsal with Roger Patterson) 

A rare clip of the legendary Florida-based death/thrash metal with jazz and progressive influences act, Atheist, rehearsing with their former bass player Roger Patterson. The track on the footage is called 'The Formative Years', it was taken from their debut record "Unquestionable Presence" which was released under the banner of Active Records.
DISCLAIMER - The video clip is a property of Atheist, and Active Records. No copyright infringement is intended, the video was uploaded to follow the "Free Use" guideline of RU-vid