We can assume that all of these people, across the industry, in dozens of different contexts are all just whining, or we can do some introspection and wonder if we could do better. Even if some things are unintentional, if they make people en masse feel less welcome, we should re-examine how we do things, and if they are truly necessary.
I’ve personally known several women who are insanely smart and good at what they do who have felt rejected, mistreated and unwelcome in tech. It’s a tragedy they faced that, and it’s sadly way too common. We cannot deny there is something systematic at play here.