Recent slightly off-topic Reddit exchange:

Fun V-weapon fact - it cost the Nazis more to develop the V1 and V2 rockets than it cost the Americans to run the Manhatten project to produce nuclear weapons.

        No need for precision guidance with nukes.

                Nukes have always been a “To whom it may concern” kind of weapon.

                        Fat Man specifically was an "As per my last email" weapon.

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                                        FW: Re: Re: Re: Pearl Harbor