I have to say as someone who uses NixOS I love systemd, because it makes a lot of things very easy. For example hardening services ( systemd-analyze security) or replacing cron (system timer).

Sorry, ja. Ich habe dies nochmal hinzugefügt.

https://www.youtube.com/watch?v=fG8wSHKJ0C0

I just bought the openwrt one a couple of minutes ago after using networkd+hostapd+nixos as my router for more than 2 years.