Pretty much. Airliners have actually gotten slower since the 1960s because it saves a nontrivial amount of fuel. That said, there probably is a market for sup

Pretty much. Airliners have actually gotten slower since the 1960s because it saves a nontrivial amount of fuel. That said, there probably is a market for supersonic commercial aircraft. The problem is it's not large enough to develop the hardware. When Boeing or Airbus comes out with a new subsonic mid-sized widebody they're expecting to sell thousands to the commercial market, plus an air freight version, plus tanker variants for military use.