About four months ago, the skeptical blogosphere was abuzz about a tragic story. The story was that of a Belgian man named Rom Houben, who had been unfortunate enough to have been in a motor vehicle collision and suffered serious brain injury. That brain injury left him in a comatose state, which had been diagnosed as a persistent vegetative state. What brought him worldwide prominence was a claim by neurologist Steven Laureys that he was not in a persistent vegetative state at all, but was rather fully conscious and "locked in," meaning that he could see, hear, and feel everything but could…