Leatherhead
Possibly a Idiot.
The idea that it ALWAYS melts ice is broken, because then you open the door for Fireball to "sculpt" the environment in other, possibly unintended, ways: "if it can melt ice it must be able to burn away wood; we should easily be able to burn ourselves through that wooden castle gate"
I don't know about the rest of everyone, but that's kind of the reason I play D&D instead of just a video game: lateral problem solving.