Hmm, that theory has been pretty well debunked. It can only be considered serious by those who have rejected any possibility of such a thing. The spear jabbed into his side was done to insure death. It would have done the job if he wasn't already dead. Of course, all you have to say is, well, that's just the story they concocted. Maybe. I doubt you have any interest in evaluating the evidence for the historical resurrection. In case you do, I can point you to some good resources. One of the best is now a quite old book written by a journalist who set out to prove it was a hoax. It's called "Who Moved the Stone?"