yes I know! I asked aout it at the LFS and was told they are good in a community tank...yeah, right! *roll eyes*
for now it is small and behaving. it comes out every eveningwhen the room is dark and the LED light goes off(the florecent stays on for a while after that.) it must dim thngs just enough for it to be comfortable. while it behaves we will enjoy it, when it starts to act up it is gone.