Not yet at least wrt radiation fallout, the AT&T bomb[0] had destructive power, but they could have done more with a bit more planning…
> As individual you rely on the rest of society to buy from them food and shelter.
No doubt this is true, but in the modern age, less than 1% of the people are farmers (and declining) and even things like shelter can be 3d printed (or created out of haphazard assembling of what can be gathered in "nature" if you look at shanty towns in 3rd world countries or tent cities in 1st world ones).
> What if two such people come into conflict over land, do they threaten each other? Are you gonna blow up your family alpng with you?
In the age of metadata drone strikes, this arguably already happens wrt the collateral damage…