Source: Defense News
quote: The GAO report was subsequently disputed in a Defense Sciences Board report in 2003; the Air Force was urged to re-engine the aircraft without delay. Further, the DSB report stated the program would have significant savings, reduce greenhouse gas emissions, and increase aircraft range and endurance; in line with the conclusions of a separate Congress-funded study conducted in 2003. The re-engining has not been approved as of 2013.
quote: at medium altitudes and medium speeds turbo-fans are the most efficient, and at super high speeds and high altitudes you pretty much need a straight jet.
quote: I wonder what the actual unit cost will be in 2030 dollars.
quote: As a footnote, interest on the national debt would also be 310% higher, going from $415 billion in 2013 to $1,286 trillion in 2030
quote: The speed is useless for everything else.
quote: they'll find that they are way too expensive to actually risk using for the intended mission
quote: That's what was said about the B-2s. Yet, we flew them to allied force in 99' and continue to use them in every conflict since.
quote: Is a fleet of 100 such bombers* really more effective than 36,670 cruise missiles?
quote: And a cruise missile doesn't work on moving targets at all.
quote: Prices will escalate
quote: "The Air Force hopes to have the new bomber ready for use on the battlefield by the mid-2020s. The Air Force has plans to purchase 80 to 100 of the aircraft at a cost of $550 million per unit."