I will take my stab at a thread ender. Maybe it will even answer the OP's questions in a responsible way.
Anyone notice the constant clash of ego battles that is more common of the male?
I've been doing internet forums since 1993. I've mostly stayed away from the "slum" forums that don't even try to be civilized. I've been in plenty toasty forums, but at least people were mostly arguing their points from genuine interest, not just to yank people's chains.
Most forums I've participated in have mostly been males. Some have been almost entirely male with a few rare exceptions. Historically, I think men were on the internet arguing in forums, and women mostly weren't into that sort of thing. If women on average really did have less ego and testosterone, that tended to manifest as opting out of arguing as a form of recreation, I think.
I think the male:female ratio has gotten somewhat better in internet forums over the years, in some cases, but still very much reflects the tendency that beating each other up with words is a male drive.
I've seen a similar pattern in the Asheville Skeptics, although the ratio is better than most internet forums. There are noticeably more men than women in the group. I've never gotten a date from the group.
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However, women do show up. I think this is a combo of 1) long term couples, who have the same rational and political interests, 2) the occasional woman scientist, 3) we're civilized and not chasing them away.
That said, one regular's wife typically didn't attend and disparaged the group as "the atheist rant session". She had a point and I took that feedback to heart. The conversation sometimes gets stuck on religion because nobody did any homework to prepare something else. When that happens, I try to bring up some other skeptical topic - cryptozoology, medical beliefs, whatever. Just to remind people, by example, that there's other stuff to talk about and we can even prepare material for discussion.
Recently we've got a Presentation series, where someone has explicitly organized something in advance. I haven't been to one yet, it's fairly recent and I'm not quite back in Asheville, but I think it's an excellent move. I don't know if it'll have any noticeable effect on male:female ratios but it's good social engineering regardless.
I think people are more threatened by Sinny because she is a female and that puts the male ego at a greater risk.
What is the pecking order of this forum?
I don't. I think people have come to an INTP forum for very specific reasons, and there's a strong selection bias in this audience. I'm here because I'm a professional level or nearly compulsive arguer. Well let's just say if it was an Olympic sport I'd try out. I've been in so many forums where I pissed people off, just for doggedly pursuing thought to its logical conclusion, that I sought a place where people wouldn't ream and witch hunt me for it. And for the most part, I think people have mostly cut me the breaks here I was expecting. I think the INTP temperament really does mean something in that regard.
So pardon me if I think it's a complete lack of maturity to even be worrying about Sinny at all. I don't think most people here have "you're a woman" as one of their issues. If any do, they'll have to self-declare it. It's definitely not something I can observe or substantiate on my own.
In some other venues, "threatened by a woman" has been a more obvious dynamic. But since 1993 I've never really hung out in such places. Those are slums. This forum, like many others that exist, is a place where people with a genuine interest in a subject argue about it. Some happen to be women.
I got a B.A. in Sociocultural Anthropology from Cornell U. My classes were 1:1 male:female. So was the faculty. Everyone was an intellectual peer, and of course we were all unusually tuned to gender issues, compared to the rest of the populace. Hey, when you think you might make a career studying this kind of stuff, and advancing knowledge about it, you're not the usual kind of yahoo. I think this intellectual egalitarianism is also typical of the social sciences in general, but I didn't spend enough time in other branches to know that for sure.
A school the caliber of Cornell is also a selection bias. Wilting lilies probably didn't get in.