Citing:
https://news.ycombinator.com/item?id=47157393
> I've spoken with engineers who worked on nuclear weapons systems, the consensus is that the public is deeply misinformed about how they work, the dangers, and the implications of weapons being used. (...)
> The biggest danger of a nuclear weapon is being hit by flying debris.
> Fusion airburst bombs of the modern era are incredibly clean and radiation is only a risk in a very small area (tens of miles) for a short time (days to weeks). (...)