“Heterosexual women are responding to women, which is counterintuitive,” Dr. Chivers said. “Why are women so turned on by watching other women?” Straight and gay men, as well as lesbians, were more predictably aroused by images of their preferred sex, Dr. Chivers found."

It's a clue, I suspect, that the "you are this, you are this, you are this" approach to sexuality is unrealistically black and white, when people are of infinite variety.

Hey there, debbyski! How's vacation so far?

Fishing good, jacuzzi is hot, beer is cold, life is good

Women are reacting for half-tone, half-glance, half-word and good full (not fool, silly) joke.

And it's also true that women, as a group, have more integrated brains than do men; stands to reason that they would be more "fluid", as you say. Actually, I have observed in pastoral counseling that the reason some men think women are stupid is that men, being more linear in thought, can't follow the more global thinking of women. Her connections to a topic come from many directions at once; he works his way through one connection to the next, in sequence. She seems illogical to him, but she's as often as not out in front. (I hate it when that happens, and I'm SO sure I've been right!)