Wirelessly posted (Mozilla/5.0 (iPhone; U; CPU iPhone OS 3_1_3 like Mac OS X; en-us) AppleWebKit/528.18 (KHTML, like Gecko) Version/4.0 Mobile/7E18 Safari/528.16) I once heard a macrumors reader comment on this subject of the possibility of external GPUs with thunderbolt connectivety. Just wanted to hear other schools of thought. Is it feasible!? Could this possibly manifest / materialize itself on the horizon !?