If you’ve visited any of the 9to5 sites in Safari on OS X 10.9 Mavericks or 10.10 Yosemite since early 2014, you may have opted into website push notifications. Powered by PushUp Notifications, which integrates closely with WordPress, 9to5mac alone has over 400,000 subscribers receiving breaking Apple news the moment a hot story is published. On a busy news day, we’re delivering over 2 million […]