To some that's what it means. To many others it means different things; all positive. When combined each become more true, more evocative and more synergistically powerful.

The rainbow has a negative meaning as well as many positive ones. Throw the positive uses of the symbol out? Cede the symbol to evil?

The fish symbol was an ancient symbol of evil still used by Podestas. The same symbol was used by ancient Christians and is still used by modern Christians. Should they cede that symbol to evil too?