Slightly off-topic but I can't help picturing people on HN as anything different from what I look like. No black people, no women, no teenagers, no seniors, etc

Slightly off-topic but I can't help picturing people on HN as anything different from what I look like. No black people, no women, no teenagers, no seniors, etc. Everyone on HN is almost the same in my head. I am not even sure adding a profile picture would change that.