The context of the following conversation is Kai hired a safety inspector.  Kai protected workers from harm.:
Kai says I'm so happy I hired that safety inspector..
The friend responds How did the workers feel about that?.
Kai responds They were a little annoyed at first, but it's for their benefit..
The friend responds So they got used to the changes..
Kai responds Yes, everything improved and now they're safe from harm..
The friend responds That was a good decision then..