> I'd argue the “nuclear taboo” is just the product of.. I don't just seeing one nuclear test video?

And yet some high ranking military planers were seriously pushing for employing nuclear weapons in Vietnam. Do you think they just haven't seen any nuclear test videos?

> It's a bit unclear to me why you need an organization that advocates against nuclear weapons.

Because humans keep building, and fielding nuclear weapons. Not sure where you live, but chances are good your taxes are used to build, and maintain nuclear weapons and the means to carry them.