In a move that’s sure to rattle net neutrality supporters and potentially points to a walled-garden future for TechCrunch’s parent company Oath (and its parent Verizon), Yahoo services and Tumblr (both Oath properties) will no longer let users log in with an AT&T email address (or any of its subsidiary service providers). AT&T is a competitor to Verizon. In a notice that… Read More...