We can't keep track anymore. First Taylor Swift and Calvin Harris were together. Then they broke up and Taylor started dating Tom Hiddleston while Calvin fired off snippy tweets. Then Taylor and Tom broke up, and now the gossip mill says she and Calvin are mending fences by texting one another Is the world ready for the second coming of Tayvin? A quick glance at Twitter shows that some 'shippers are truly beside themselves. Others are rolling their eyes, and some are just here for the memes.There's been some gloating.