Always say they are going to build 100+ of a new plane or ship, but history says about 10-12 will be the limit...
They serve no real operational purpose. Bombers didn't win the war in Korea (stalemate). Bombers didn't win the war in Vietnam (loss). Bombers didn't really participate too much in the Gulf War (win). Bombers didn't win the war in Iraq (stalemate). Bombers didn't win the war in Afghanistan (loss).