@w2qw
@aussie.zoneOpenrc at least is sysvinit based. Pre systemd the options were really sysvinit and upstart. Upstart was even worse than sysvinit such that afaik no one has bothered to try to revive.
I swear I saw one but no idea how to properly search lemmy. Here's todays thread though https://aussie.zone/post/1515282?scrollToComments=true
It's just using cloudflare. So likely your private data is just temporarily stored on the CloudFlare node in your region and in Germany.
I know a few people working on similar products and crypto mining as absolutely a big problem. Yes CPUs aren't that useful for mining generally but that only applies if you are paying for the costs.