An exact copy of Google's compute billing system would be a step in the right direction. It is predictable, straightforward, and customer centric. Frankly what

An exact copy of Google's compute billing system would be a step in the right direction. It is predictable, straightforward, and customer centric. Frankly what you would expect if Amazon retail designed it. Update: I realize that their ability to offer this pricing schedule also has to do with their specific technical infrastructure and migration capabilities; but it's clearly not impossible to make these features a reality since it's been done already.