Yeah, there have been two other posts like this in the forum already today:
https://community.fly.io/t/sprite-blocked-unresponsive/28384
https://community.fly.io/t/sprite-non-responsive/28383
The restart button in the dashboard really isn’t helping with this at all?
Hopefully their new CEO will clarify what sort of reliability actually is expected with these, in general. There have been people elsewhere in the forum openly asking whether Sprites are even intended for production, etc.