Men: you cannot make sex jokes in public, especially at tech conferences. Any sexual innuendo will be labeled misogynistic. Don't forget about the two guys who got fired after joking about "forking" and "dongles."
Male co-workers can make crude jokes between one another and laugh about it. But say anything sexual and if a woman hears it, you will be labeled sexist, misogynistic, and reported to HR or shamed on Twitter.
And women wonder why they feel excluded from their male peers...