That's it exactly. Yes do your research, but when you're new to the hobby and the lfs or a seasoned veteran says 'yeah get this" you do consider it. The advice I received from a lfs was a goby/pistol shrimp pair.It was just a joke [emoji6]
Assume everybody knows these are killers only, not reef animals. If you get one for a reef without research, you deserve what you get.