Trust me the amount of idiots that walk through the door of the lfs
I work at who think they know everything and don't listen is limitless. Ex: I had a guy who claimed to have been doing sw
for 35 years come in. He got a very healthy looking powder brown and flame angel for his "125". Took them both home. 2 hours later he comes back in with a beat to hell powder brown and wants to give it back. Apparently he only had an 80 with a yellow that destroyed the powder brown. Fish died shortly thereafter. Guess 35 years isn't enough to know that tank is to small for a powder brown and a yellow.