Anyway, to lighten the mood, here are two humorous lists of top ten reasons why Pluto should/should not be a planet, courtesy of the Planetary Society.
This one has a nice nugget of truth in it:
8. When my son asks "Why is Pluto a planet, but Ceres isn't?" I want a better answer than "Old people are afraid of change."
Joshua B, Seattle, WA
(Although its accuracy is questionable - Ceres was demoted from planethood long before Pluto was discovered.)
This is the most rational reason for keeping Pluto a planet that I've heard:
3. It annoys people who like tidy categories.
Dennis D, Baton Rouge, LA
And the number one reason it shouldn't be a planet?
1. It doesn't appear to be so inclined.
Lyford R, Ventura, CA
Lyford R, you should be locked up for that one.