I think the funniest part of this is I was recently preparing some laptops for work with Windows 10 and it literally took 6 hours thanks to slow updates, one laptop corrupting the keyboard and touchpad driver so completely it required a full reinstall (on a fresh install mind you) and other impressively terrible snags. Granted it would’ve been more like 1-2 hours if I started with an install image that wasn’t about 2 years old, but it was still impressive how much of a time sink it was