Aren't they just all going to AX? Which, sure, not the best experience for viewers to have everyone taking a break at the same time, but it's the highlight of the year for a lot of the people you'd want to recruit as vtubers, so you can understand Sakana not cracking the whip on it too hard. Particularly if they meet up and tweet about it, keep up that parasocial presence even if they're not streaming.
No? US health outcomes are Eastern Europe - tier on average, life expectancy is similar to Turkey or Czechia. Not terrible, but pretty bad by developed country standards.