Oh really ? Do tell me when I had sex . I most have missed it . <| sep |> I imagine he ' s poking fun at the media overreacting to everything all the time <| sep |> He played on the A and D strings , the viola has both of those . If he angled his bow higher to use the E you ' d know it was a violin . <| sep |> I , uh , I thought we had less than 40 years of recoverable tin left . ? I ' m not sure this was a step in the right direction . Estimates of tin production have historically varied with the dynamics of economic feasibility and the development of mining technologies , but it is estimated that , at current consumption rates and technologies , the Earth will run out of mineable tin in 40 years . Lester Brown has suggested tin could run out within 20 years based on an extremely conservative extrapolation of 2 % growth per year .