We are just finishing our new CDN.
The price will be $0.01 per GB when the system gets online and ready for sale. That's mixing severs in USA and EU and delivering using geolocation or just round robin according to client preferences
In fact, we are trying to get it even lower at near $0.0075 per GB, and that's quite possible with high volume sites pushing around 500 Mbit/sec or more.