Originally Posted by TeenCat

no ... i mean, you can download, you can play, but owner can find from any video who was the buyer and who shared it ... lets say, you can have something in the code, but recompile the video will kill the part of the code, so lets say script will put buyers small username to few frames around the video, so normal user cannot find where it is, unless he go through every frame, but your script will find easily who was the buyer ... i dont think this is unreal and not possible, maybe someone did it already, just thinking about how would i try to protect my stuff ...