Daring Fireball (via Mac Rumors) pointed out that Apple may have secured the domain Me.com in December of 2007, lending credence to the rumor that Apple my re-brand their Mac.com service as "Mobile Me" or some variant thereof. There are a couple of decent theories about Apple using "Me" in Dot-Mac's re-branding. First Me.com or MobileMe.com (which is parked at the same place, suspiciously) is platform agnostic and has a larger potential audience than anything with "Mac" in the name. Also, if Apple did indeed buy such a premium, two-character, hip domain name, they definitely paid in the (maybe high) seven figures for it. Which I doubt they'd do "just for fun." Gruber also points out that "MarkMonitor provides domain...