The reality is that it's a lot easier to block the sperm than the egg. The former just requires a bit of intestine, or latex if you feel like being modern. Zero side effects too, at least for those without allergies to the material.

No, but he's saying that the "pill" that you're talking about, in quotes or not, is completely different from what's described in this article, so it's irrelevant.

It also has literally nothing to do with the thread in question, which is discussing whether one should advocate for these kinds of contraceptives when they may increase the rate of STDs.