Yeah, it’s started to roll out on their new hardware:

https://www.theverge.com/news/652364/synology-nas-third-party-hard-drive-restrictions

I’d not recommend Synology anymore, as they’re starting to implement vendor lock on their drives and NAS boxes. As in, you’ll have to use their drives for the Nas to work.

I really love all the 5+ years old articles about why systemd sucks.
It’s not perfect but it’s so much better than the plethora of different init methods Linux used to have. Also managing sysv init scripts sucked really bad.
It’s lightweight, most of it is optional, it’s declarative, it makes managing your systems much easier and it just works.