Cheops pyramid construction.
Try creating a gruop named dialout:
sudo groupadd dialout
I know some some communities using WhatsApp. Too difficult to get in. I miss the old days of irc and small php forums.
Read about browser fingerprinting.
I tried Japanese. Two years ago I did 15 mins/day for two months. Two months later I remember nothing.
In some ways is similar to lemmy: it has groups (similar to Lemmy communities), decentralized usenet servers (each server chooses what groups want to host and serve to clients, and how much time to save attachments). Each post can have attachments like in emails.
There are other services acting as indexers. they are something like Google, you can search for files and you download them from the Usenet server.
Sorry for my poor explain, English is not my first language.
I need this with uwu voice like the GNU one https://youtu.be/QXUSvSUsx80