I don't think you need to spin to load multiple bullets into a revolver. You can put all the bullets in the cylinder once you've opened it with any need readjusting/spinning.
They don't even stream the NBA games in 4k because TV networks only support 1080p. I doubt they'd buy into such an expensive technology for such a niche audience.
I believe the recommended practice is to hover over the URL before clicking the link.
If you do so, in Outlook, there will be a pop that shows "Original URL: XXX". This allows users to make a determination for themselves whether the link is safe or not.