I recently had a prob­lem with 2 PCs which appeared to be con­figured identic­ally, but whilst one would play a FLV down­loaded from you­tube, the other would fail. Some other FLVs played OK on both sys­tems. After much fur­ther invest­ig­a­tion I dis­covered that the act­iveX ver­sion of flash player on 1 of the PC’s was… Read more »