As $VZ joins an ad exodus, Zuck is left with a monopoly on badvertising. $FB isn’t the only game in town, and their loss could be a win for $SNAP, $PINS, &amp; $ROKU. Do you use Facebook more, less, or not at all lately? Let @GuyAdami &amp; me know, and join us on @CNBC’s @CNBCFastMoney. https://t.co/052cWFaYnk