Speak Now (Taylor's Version) , John Mayer is desperately attempting to pre-empt the “Dear John” allegations. Or maybe he's just feeling reflective.On the popular podcast “Call Her Daddy,” the Sob Rock singer, long characterized as something of a Hollywood Lothario, opened up about his current romantic life: “Dating is no longer a codified activity for me, it doesn’t exist in a kind of…it’s not patterned anymore,” he said, per . That pattern, you may recall, included pairing up with A-listers like Swift, and Katy Perry.