This was my take as well. To add to it, on an individual level, the way to avoid biases is to step back and think critically for a second. In the interest of time, if you just blurt out every thought that comes to your head you'll say insensitive stuff every now and then. Or you'll unconsciously express favoritism out of convenience. The work culture there that tries to pass it off as "just the odd mean joke between friends" needs to change too, but having time to foster a positive environment involves taking away time from cranking out the next video.

Linus has got to look inside a little and find integrity again for his company, because that's what they lost years ago in pursuit of a constant churn of content.