Having a Facebook page is about as canonical as having a phone number these days. It&amp;#8217;s getting to the point where we expect to hear, &amp;#8220;Can I have your Facebook URL?&amp;#8221; instead of , &amp;#8220;Can I have your number?&amp;#8221; But Michelle Obama says that Facebook is unnecessary, not only for her children, but for young [...]