Micropayments for mobile phones?

Looks like micropayments are migrating to mobile phones. Not in Australia, but in Japan mobile phones are regularly used to pay for parking metres and vending machines. How cool is that! This is just like the new iphone 3.0 operating system which, "includes purchasing platform that will allow developers of mobile-phone games to sell virtual good via handsets, which billing through itunes. " Time Magazine, June 22, 2009.