If many people love a movie, and many people don't. Mant people love an actor , many people don't.
What does it say?
It says little about the art/entertainment and more about the audience and their tastes and ideas of what a good actor and movie should be.
300 was exactly what I hoped it would be and more, I adore it.
Many people find it 'lame, dumb and stupid', but then many find Beethoven's symphonies 'lame, dumb and stupid'.