Earlier quoted context omitted.
>> getting worse and worse at an alarming rate That's because Windows Division does not exist anymore as a separate business unit within MS. It's now a part of Azure. And Azure doesn't really care all that much about making desktop excellent. It'll just keep it good enough for you to buy more Azure, but not more than that.
I'm wondering if this is really the right move as in "desktop is definitely going down and everything will be web based". In that case sure, why bother throwing money at it. But should we realize in a couple years that this was overhyped and desktop OS and apps won't go away, everyone will have migrated to OSX or Linux if Windows quality continues to decline at that rate.
Windows still claims nearly 80% of desktop market share, while OS X has less than 15%. Linux is around 2%.
Assuming people in any significant number care about having to use an online account is naive. Apple requires it. Google requires it. Amazon requires it. Xbox Live requires it. Facebook requires it. Sony requires it. People are used to this. If you think this will affect Windows in any way, you probably read too much HN.