Many webmasters are already sitting on terrabytes of digital data - mobile is just another distribution channel which, perhaps surprisingly, seems to be being embraced by mainsteam more than the adult industry. Usually it's the other way round!
The other thing to bear in mind is that the overall perception with users on the (fixed-line) internet is that content should be for free - whereas users are already used to paying for premium content for, and by means of, their cellphones.
Mobile chat 'to-go' in Europe looking very promising...
