Honestly it’s not surprising in the slightest. It’s not like colorblind people don’t see color, we just see it differently. I can relatively easily identify when a wound is looking bad, but ask me what colors are there and we’ll have more issues which usually leads to someone passive aggressively just telling me to find someone to tell me the colors.
I found a YouTube link in your post. Here are links to the same video on alternative frontends that protect your privacy: