Every religion I know of has changed its views with respect to concrete controversies over long periods of time. People's views about the morality of homosexuality are likely to undergo some change, even though they're making judgments based on their religious beliefs. Because in fact, religion is an extremely durable, and yet flexible, way of trying to apprehend what's good and what's bad in the world. In fact, its durability comes from its flexibility. Now, speaking from inside a religion, it's hard to talk that way.