None of this stuff is going to change things for users in the next 12 months.
I would expect this to be primarily about experimentation.
The pay-for-use model is an innovation, but there is a very unflinching standardization.
An important chunk of Apple's market is people who use Adobe applications. Those folks are going to stay away from the new machines until they're sure their software works.
Anyone making hardware is in for a very painful transition. Equipment is going commodity.
This is all part of Sun's effort to remain relevant by making Solaris more attractive to users and blunting the growing interest in Linux by offering their own open-source technology.
The challenge here is not the individual products, but the interplay of a number of individual products.