Note to Huffington Post and Facebook Management: Ummm...no.

[dewline]

Courtesy of the Poynter Institute:

http://www.poynter.org/latest-news/mediawire/233193/want-to-comment-on-huffpost-just-give-facebook-your-phone-number-first/

The URL makes the point clear, but you might want to read the whole way through, just to be sure.