Right now, everything is in place for the competition to really begin. In the past, manufacturers were tinkering with standards and technology, but now that they have that all figured out, the race has begun.
This is a basic rewrite of the client file system, and a significant improvement.
As products roll off the line, it'll be interesting to see what gets adopted.
It's a huge departure. It's a big deal. But it's tied to their business model: Apple is a hardware company.
In order for this to have any value, someone has to link it into a business application, so they've got a big delivery challenge. They've got to convince developers to build front ends, convince their partners to take on the challenge.
Right now, everything is in place for the competition to really begin.
Apple is a hardware company - they build software to sell the hardware. The question really is, Why not support the installation of Windows on their computers?
They have a great hardware product, but they've been shut off from businesses and consumers who want to run PC programs, and now they have the software that will allow that.
It's not going to be a big bang launch, but a trickle launch.