I really dont know how much truth there is to this explanation. I have known several people who are adamant that using the word Xmas instead of Christmas is some kind of slur. Perhaps they are wrong? [Link is Broken]
I dont watch the Dr. Oz show but it is on just before the local news on NBC so I have seen the last few minutes just before the news comes on. I always thought the guy was a snake oil salesman but that was based just upon the few times I have seen him. It appears I wasnt wrong?