Aegis is another option. I use vaultwarden for most OTP.
OP mentioned GBs not TBs. But also, I only backup stuff that I can’t redownload, which doesn’t include my linux isos. I def wouldn’t backup 60tb of media unless its family stuff, but that’s me. You do you.
Backblaze r2 is $6/tb/mo first 10gb are free
They don’t know what type of file its grabbing until it tries to import, just the metadata provided by the indexers you’re using.
It works on debian too, which of course is ubuntu’s base distro. Just adding info.
Oddly, I think this series is why i have arachnaphobia. Clowns I’m good with though for some reason.