Eli5 why does the US still use a bomber from the 1950s when they have built two newer ones since then?

Question

Eli5 why does the US still use a bomber from the 1950s when they have built two newer ones since then?

In: 7

Answer 1

It’s the best bomb truck in existence. If you don’t need stealth or supersonic speed but you want to carry 70,000 pounds of anything from leaflets to canned sunshine, BUFF is the stuff.