Heresy and nonsense. Original Sin has nothing to do with sex, sexual intercourse, etc.
Verging on Manichean, seems to me.
First of all, God gives mankind the mission to be fruitful and multiply and fill the whole earth before the Original Sin is committed.
Second of all, St. Augustine speculated that the marital act would have been more pleasurable before the Fall than after it—because it would not have been accompanied by lust and totally under control of the faculty of reason.
Heresy and nonsense.
= = =
Shortened to Horse Sense.