Earlier quoted context omitted.
The distinction in actual usage between using cloud, server, and homelab to describe their setup seems to be rooted in their purpose. * Home Lab :: Running a partial/full enterprise IT stack for fun and education. * Home Server :: Running primarily internal services like file storage, backups, media streaming, home automation, maybe some light networking. * Home Cloud :: Running primarily external services on the pub…
if you run a "home cloud" on a raspberry pi 2/3/4 or an orange pic or something else entirely and it fails, will your "cloud" go down with the hardware? If does go down then it's not cloud, no matter what hardware you're using. In general, my rule of thumb is: what's the upper limit, the capacity or your wallet? If the limit is the capacity, then it's HA. If the limit is your wallet, then it's cloud.
Last I checked, Amazon had the fewest 9s of the three (going back a few years...)