It doesn't matter how many "wunderkinds" Zuckerberg pays off to work at Meta. Meta is not an AI company so they will never produce anything of relevance in that domain.
The one thing that can kill them is the fact each successive generation avoids their fuddy-duddy parents' social network, so Boomers and Gen X are on Facebook, Millennials on Instagram and Gen Z on TikTok. If TikTok had been killed as was originally the plan, they would have benefited massively, but Trump does not trust Zuck and made sure it went to his son Barron and the Ellisons.