It’s right there in the open. Install windows and you’ll see it. There is personalised ads in the start menu and the os is uploading your private files to the cloud automatically, taking screenshots and uploading them, etc. It’s not hidden whatsoever.
Not at that time. That came after the us government pushed the swedish government to do something and they in turn “strongly hinted” to the swedish judiciary system that they better do something.
And finally the sentencing judge socialised professionally with pro-copyright lobbyists.