Sort of. They're starting slow, and making people more amenable to the idea of a Linux-based OS. They already use one for their phones, so now they're showing that maybe they should be looking at something new for the PC as well.
Install an aftermarket security suite. Avast has very comprehensive security capabilities, and literally spent several years effectively patching XP's security using their free antivirus software. (both before and after Microsoft dropped all extended support)
For me, it's throwing away several thousand dollars worth of games and other software that doesn't run in any Linux distro, including in WINE and other emulation layers.
This is very accurate.
Yup. Can do it all for free as well.