Problem is discoverability. We all want Peertube to succeed, and they have excellent technology, but discovering content there is next to impossible. Otherwise its active user numbers would grow. It’s the same reason Bluesky - for all its flaws - succeeded where Mastodon failed.
I suspect most CEOs are going to take that small risk in order to earn a few more billions, and spend a tiny portion of that on additional security. Maybe donate a pittance to the police.
If you can make $1000, and it costs you $500 to make you secure doing that, then it's worth it. Line must go up, as everyone says.
Because their billionaire owners specifically ask them to? Self compliance with regulators?
Masks are off, pretty much everyone but Google has loudly advertised they manipulate the algorithms for their interests, seemingly as a gesture after the election.