Ah, ok! Rock flower nems are super cool, wish I had one.
Yes, that is definitely what is making me hesitant to getting one.
If I wanted to make my tank a nem-dominant tank? Then sure. But I have others colors, that the nem may kill if it moves around. :/
There's a lady on YouTube that has an amazing nano with nothing but BTAs in it. It's pretty spectacular and the nems have split so many times I don't think she knows how many are in there LOL. Do a search for it.
However, with just one tank I know that you'd regret not having all those other cool corals if you went nem-only !
I know I would