Why are people so against this?

i like it when girls sit on my face and fart. why are people so against this? its just farting, its not that big of a deal. i bet that 99% of the girls out there, if they tried it, theyd love it. smothering the guy with your ...watching his legs kick under you and hearing his muffled moans and grunts...youre in complete control...you feel the relief of farting...lets not lie, farting feels good.