I've never had a issue with Windows Update, but it can sometimes take hours and I like to imagine wth it's doing. My theory is that Microsoft has acres of test

I've never had a issue with Windows Update, but it can sometimes take hours and I like to imagine wth it's doing. My theory is that Microsoft has acres of test computers, so that when I run an upgrade they spin up a computer that match mine, install all the apps and drivers I have, runs the update, and runs some automated tests ...