For the same reason there are so many ignorant people here, Cali.It's accessible to anyone with an internet connection.
By virtue of that you're going to get some folks with a brain and for every one of those you get, by rate of comparison, you're going to get 200 morons that don't.
Now - since that answer is purely common sense logic and didn't even bear posting, to tell the truth, I'll pose a question to you ~
Why are there so many STUPID threads on CA.com, a great example of which would be this one!?!!!??!