Men: Do you have problems to piss, when there are other men around at a public urinal? NO
Have you ever let a complete stranger suck you off, cum in his mouth and swallow; )? YES
Would you make a cock cum with no reciprocation? NO
Would you like to be able to ejaculate twice in a row so you can masturbate with your own sperm the second time? YES
In a MMF fuck, it's better to let the other guy finish first so you can then fill the sloppy second cummed pussy? NO