Comment by bflesch
The anticheat will try to detect the VM and it will give a warning, so that's not a solution. Ideally keep leisure time devices and work devices separate. Consoles are a good solution because you are never tempted to use your emails on those.
But also you need to think about who your adversary is. Other countries have access to all your icloud mail and photos all the time. Something like dropbox and onedrive is scanned and catalogued in the background.
Hardware supply chain is a difficult topic and each layer of abstraction has their own mini operating system in the firmware, and past has shown many of them have backdoors.