Today, he's part of the distinguished group of players known as Team Full Tilt Poker. David has been trying his luck out in Vegas for several years now.
BVB means Ballspiel-Verein Borussia (Borussia club for ball games). The correct club name is "BV Borussia 09 e.V. Dortmund", with "09" pointing to 1909, the year of the club's foundation.