There's a speed adjustment in the settings on Youtube videos. I've used it most often to speed things up when the presenter is slow, but it's also useful for slowing down someone like this fellow.
In my opinion, mp4 is more common (at least from a Mac perspective) but honestly it doesn't really matter. They are just container files for your content. 264 vs 265 is just about how data is written to the card (or whatever medium) and H265 is...
I've been doing color professionally for over 30 years. My advice is, don't overthink it. Lift is for shadows, Gamma is for the midtones, and gain is for the highlights. If you have a decent monitor, then just use those controls to make it...
Yes, I have been watching his videos for a couple of years. Very informative, but his pacing is a bit quick for me, so I have to watch parts of his videos several times to catch all details.
Sharpening tool on the color tab? Hmmm ... are you...