Everyone here knows precisely what was being discussed. Me, the writer, you. Why quibble?

I suppose I should have written "vaginal sex". ...but the majority of hetero sex is still penis-in-vagina so I think my comment is still mostly correct.

The fact that it was downvoted sort of underscores my point, that people prefer reinforcing their feelings, rather than know the truth.

s/hetero/vanilla and the point stands