Ramblings from the Creator of WilsonDotNet.com
I use PayPal all the time, so this just sounds like a natural progression -- and you get $5 free just by signing up !
Europeans and Asians will be familiar with spending money via their cellphones, but receiving money? I'm not sure I see the use case for that. Security in this context worries me (especially considering the lack of security on phones in general - consider some recent highly public hackings like Paris Hilton)
Their answer to security is that your phone receives a call-back where you have to confirm payment with your PIN.
So, got your XBox already?
No -- and never will at this rate. :) My kid has a PS2 anyhow, which is far better for his age, since the XBox doesn't have much for the younger scene.