We thought we'd come and gone on the whole Apple-does-an-MVNO rumor thing that was buzzing around just prior to the ROKR E1's launch last September, but with Apple's enigmatic "Mobile Me" trademark filing hitting the the wires today, speculation is already re-cropping up that Apple's still working behind the scenes to pound out their own mobile virtual network operator.

ENGADGET: Apple MVNO rumors: part deux

Behind the scenes, data traffic for the sites from regular customers was directed to a series of virtual traps, known as sinkholes, that log information about who is trying to use the service.

BBC: US prosecutes '$6bn money-laundering hub'