Undoubtedly it's all connected in a feedback loop. I guess what I'm simply saying is that the problem of unwanted touching "can be solved" (or at least, ostracized into obscurity), and yet the underlying sexism can persist -- and, in one sense, be affirmed ("Hey I'm can't be a sexist, I never would just touch a random woman) -- and cause the same negative impact: the lack of women participation in conferences and in the tech field (or rather, society in general)