This feels a little bit like Usenet?

NocoDB is likely a more mature option.

This is exactly what I was looking for!

ZeroK: Amazing RTS like Supreme Commander

Very easy with CardDAV. Sign up for a Nextcloud account, install DavX5 on your phone, and setup CardDAV sync on your PC in Thunderbird/Gnome/etc. You can also use Etesync if you want more security, although it definitely is more challenging to use.

I wished more people used i2p for torrenting.

Anyone have any follow up reading? I would love to read more comprehensively about how many of the mentioned ideas would actually be implemented in a cohesive system.

I used AlphaVPS for an OpenVZ VPS for a while and was satisfied. However, I needed a KVM VPS and at that point it’s cheaper (iirc) going with Hetzner, so I switched.

Although not exactly what you’re looking for, there is https://mangaki.fr/

Bcachefs

Um actually, I think you mean GNU Guix