And it is not straightforward to become arch maintainer. There has to be a level of trust in that person. The team shouldn’t be too big to manage. And there are other considerations too.

Vivaldi still going strong

Without paywall: https://www.removepaywall.com/search?url=https%3A%2F%2Fwww.wired.com%2Fstory%2Frussia-signal-qr-code-phishing-attack%2F

Use btrfs with snapshots. Verify you know how to boot into snapshot after a failed update and repair the system. This is the most important thing and lets you experiment much more freely.

Given the track record of blue sky and pixelfed, I would out my money on pixelfed.