Where ignorance is bliss 'tis folly to be wise. By the way, you're welcome for the education you've been given on this thread. I seriously doubt you would have taken the time to read all of that information had I only posted the numerous links. Not only that but other people benefitted from the information that was presented and they didn't have to go to another site via hyperlink to get it.
It's clear that in addition to critical thinking skills, mommy and daddy didn't teach you any manners, either.
Pot. Kettle. Black.
I ask a simple question and am berated by an a-hole. It must be hard for you to keep friends. I'm finished with you now. Buh-Bye.