Just was on Raspberry Pi's website and on their list of socials they have Mastodon and I'm just like
@Roxy If I read correctly, Raspberry Pi hosting their Mastodon instance on Raspberry Pis is an amusing, unusual kind of self-hosting: https://www.raspberrypi.com/news/an-escape-pod-was-jettisoned-during-the-fighting/
@digitalfox: I believe #pine64 also hosts their web infrastructure on their own SBCs.
https://www.pine64.org/2021/09/01/clusters-build-log-moving-to-temporary-cluster/
This server is part of a collection of services that are mostly federated and run by a couple of furries.