They have never taken so long to refresh a client OS.

That statement suggests that the whole enchilada is on the table. But that's simply impossible. It would mark a huge and strange departure for Microsoft, far beyond anything required.

I generally have a problem with Microsoft limiting software to those people who buy SA, ... And this is strange. Microsoft says that unless you pay a premium [by signing up with SA] you can't use this [single disk image] to deploy our product? That's just a way to irritate customers.

Found myself kneeling in Your presence
Seeking Your wisdom and embrace
Letting go all the fears and found peace
You put joy in my heart that my soul endlessly rejoices

It can be taken as seriously as you want or as whimsically as you want.

It wouldn't have taken much to just pop over, would it?