The arguments against and for stripping Pluto of it’s planetary status. You decide.
Personally, I’m going with Cthulu on this one.
If Cthulu’s argument isn’t convincing enough, though, there’s always Christine Lavin’s take on the matter.
(But if you truly want to get rid of sentimentality as a factor in determining naming conventions, I suggest also looking at about half the periodic table, and at the lemur whose name is Malaysian for “look! over there!”.)