That's a neat trick, unless they mean their IDEA of their computer rather than the physical hardware.
If it rendered the computer unusable, then that's the same thing from the user's point of view, who then has to spend money to have someone fix their computer — money they may not have.
Windows is shitty, not malicious.
Uh, no. It's spyware which cannot be disabled. That's not the same as eating your data, but it is malicious.