I believe Ray Tomlinson's estate would disagree with you.
I doubt it, but even if they did that wouldn't mean I'm wrong. Notice I said lying is not illegal per se. It is certainly possible for it to be illegal if it's also defamatory, but just lying, without any defamation, is not illegal.
How long is the tail on comment votes? Clearly something posted at the end of December is at a disadvantage to get enough votes to get to the top of a list, but how quickly do votes tend to drop off? Is it just a few days?
Is it really that surprising? After all the problems with the Windows 8 launch, and the Windows 10 privacy debacle, I'm not at all surprised that there are a lot of people still on Windows 7 (me among them). If MS comes out with something that looks appealing maybe I'll take it. Otherwise next time I need a new computer I may finally switch to Linux and VM or dual boot if I need Windows for something.
Since Trump win the electoral college and lost the popular vote by millions, a few thousand votes wouldn't change anything. Though vote fraud is always worth investigating if there's evidence. The only in person vote fraud I've heard of is someone voting for Trump twice.