Someone is selling а "Google Pixel 4a XL replacement back cover" on eBay, never mind that this phone was never officially announced - and according to the latest rumors, it never will be. So, here are photos that were sent to 9to5Google for a look at what could have been. You should be pretty familiar with the Pixel 4a by now - we've seen anything from hands-on videos to camera photo shoots. We've made our peace with the fact that the 4a will have a single camera, but check out the XL case. 3.5mm headphone jack on top and fingerprint reader on the back It looks almost...