Earlier quoted context omitted.
> lacks experience in X and Y which are key in product space Z. Obviously you didn't post the feedback, but I wonder how this was phrased. If the feedback was "improve X and Y", I think I sympathize with the panelist. The feedback was solicited! If it was framed as "unlikely to succeed because inexperienced in X and Y" then I think that crossed a line from critical feedback to a somewhat demeaning comment, even if it…
What the people in this thread are saying is that when there's nothing to gain by speaking, the most foolproof way to be mindful of how your communication is understood is to not communicate. That's a great life principle that goes a whole lot farther than this particular subject.
People need to think about it in terms of incentives, what incentive do I have to try communicating with an incredible mindfulness and scrutiny that I might then fail at. The failure to do so properly could have potentially endless downsides? The default incentive is always going to be avoidance as much as possible. Not because of any desire to be sexist, but because is the instinctive path of least resistance.