“Upgrade?” “UPGRADE?!” Oh no they didn’t.

Seriously, though, there may well be ways around this without switching your OS. If it’s browser-based, the first thing I’d try is a user-agent switcher.

Though, actually, does that “remind me later” option work? It does look kindof grayed out, but it couldn’t hurt to try a click.

It should be illegal for a video like that to exist without showing it firing.