Most people use mobile devices and want the ability to watch content anywhere, anytime at press of a play button. That’s the benchmark. No personal hardware setup will match that convenience and people who are not aware of the security risks shouldn’t be hosting their own content from their personal network online.
* Maybe we can get to a point where running your own services is easy enough and normalized enough that most people do it.
I'm doubtful, but there's at least some small winds in that direction-- disillusionment with FAANG, peaking of the large tech economy, some renewed interest in privacy.