Reality TV is not known as the refuge of rocket scientists and further proof of that can be found in the news that ex 'Real World' trouble-maker David 'Puck' Rainey has been arrested for domestic violence.The 42-year old was busted by the LAPD on June 19th at a home on Burnet Avenue in Mission Hills. The cause of arrest is listed as being "Suspicion of felony corporal injury on a spouse or cohabitant."He's now being held at the L.A. County ...