Why do super-hot women seem so fatally flawed with bad personalities?

Why do super-hot women seem so fatally flawed with bad personalities?
Seriously, I know about the hot-crazy matrix, but pretty much every really hot woman I have known was a disaster of a human being. This has really turned me off of getting to know really physically attractive women. Give me a plain woman with a great personality.
Why do super-hot women seem so fatally flawed with bad personalities?
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