This, and it seems like it needs repeating every time somebody brings up systemd. The SysV init scripts weren't good, they were crufty and slow, and messy when

This, and it seems like it needs repeating every time somebody brings up systemd. The SysV init scripts weren't good, they were crufty and slow, and messy when you wanted to customize something, and -- this doesn't get said enough -- used no Linux-specific features at all. Systemd was an upgrade that was sorely needed, and brought features to the init system that just didn't exist before.