This website contains age-restricted materials including nudity and explicit depictions of sexual activity.
By entering, you affirm that you are at least 18 years of age or the age of majority in the jurisdiction you are accessing the website from and you consent to viewing sexually explicit content.
I don’t believe I claimed anything otherwise - just pointing out they exist, and you can find examples here on Lemmy.
How prevalent outside of online spaces… I don’t know, not something I’d be tracking personally.