Here is the bottom line. High fat milk (raw is better) is very beneficial to health.

He is correct that calcium intake isolated does not grow stronger bones.

Growing strong bones requires a healthy and high metabolism and fat soluble vitamins as well.

The main concern of the video is fractures so here is legitimately researched info.

http://raypeat.com/articles/aging/bonedensity.shtml

Here is a simple summary of the benefits of milk

http://180degreehealth.com/advantages-of-raw-milk/

I'd offer in depth research but honestly no one would read it.

Just drink as much whole milk as you want, it tastes great.