-snip- gay cowboys try, as best they can, to quit one another. They marry women, start families. But their wives are crushed when they realize their husbands don't, and can't, ever really love them. "Brokeback Mountain" makes clear that it would have been better for all concerned if Jack and Ennis had lived in a world where they could simply be together. -snip- Straight audiences are watching and loving "Brokeback Mountain" — that's troubling to evangelical Christians who have invested a decade and millions of dollars promoting the notion that gay men can be converted to heterosexuality, or become "ex-gay."...