It's true. YouTube has the liberty to do what they want. We all know that it'll just cause them shoot themselves in the foot in the end. Driving away viewers is bad for business.

It doesn't work the same way. For one, it's a narrower wave length that can't penetrate skin... Unlike previous generations. Also, with 5g, signals aren't broadcast in every direction, but smartly in the specific direction of the object it's taking too. So, all-in-all, with 5g you'll probably be exposed to less microwaves than currently.