...sexual intercourse is becoming less about reproduction and more about affection. He said that shift could, within three generations, cause more people to identify as bisexual.

Activists and bisexuals are, of course, soiling themselves over this, claiming it's not true. But we're not sure why the doctor insists that we'll evolve into bisexuality and not full-blown homosexuality. Huh. Anyway, we just overjoyed to hear that sex will start being about affection and pleasure; we've been really screwing up the whole reproduction thing so far.