"Smaller footprint than its predecessors"
"faster start-up and shutdown"
Who cares? Everyone has SSDs, and we only reboot once a month when updates force us to.
Only if application developers take advantage of it. In the meantime, Microsoft is making us all give up privacy in order to get this possible security.
"allows you to run Universal apps"
This is not a positive thing.
"and brings you into the 21st Century."
Funny, I've many an operating system that is 21st Century-enabled. Why is this Microsoft's first?