I suspect there was some intentional surpression of this. It was a concern at the beginning of the pandemic but has not had a lot of attention. https://www.elitetrader.com/et/thre...d-cause-male-infertility.340973/#post-5024323
That is why I am hammering out as much sperm as I can glazing the wall...just to use up any tainted ones and get the new energetic ones all grown up.