

In tempus, the setting is called “continuous play”. In feishin, it’s called “auto-dj”. Both settings are turned on by default, so you shouldn’t have to do anything.
Scrobbling helps because every played track goes into played history, and play counts help dynamic song selection more and more over time.

Yeah, but things like human readable logs are almost all gone because of journalctl changes that went into the systemd ecosystem without anyone really running by folks who look at logs everyday.
It’s not the functionality of systemd I don’t like, it’s the Poettering way of just making changes to stuff without bothering to learn how any of the rest of us professionally use things.