Call it the Ultimate Driving High-Roof MPV, a Mercedes R-Class killer, or the answer to a question they only ask in Scarsdale. BMW calls it the Progressive Activity Vehicle, though we hear it'll be tagged V5, as it's based on the 5-Series. Autocar vidded up a look at the PAS in action before it goes on sale early next decade. Will it remain a dubious luxury paradigm created via obsessive market research, or a favorite of empty nesters transporting sausage stuffing and pies across state lines. Only the AARP knows for sure. [via Carscoop]