That's nice if you are in a rural part of the US - less so if you are in densely populated and heavily targetted (at least during the Cold War) locations like the UK.

Edit: Optimistic estimates by the UK government predicted 65% of population killed (53%) or seriously wounded (12%) in the short term - a real attack is likely to have been much worse:

https://en.wikipedia.org/wiki/Square_Leg

NB This optimistic scenarios was used in the writing of Threads.

Edit: Think about that: Threads was optimistic!