Reaction Engines plan Mach 5 airliner

What is? writes: "A British company has designed an eco-friendly airliner that could make a trip from London to Sydney in under five hours. Reaction Engines has received funding from the European Space Agency to design the plane as part of the Long-Term Advanced Propulsion Concepts and Technologies project. The A2 airliner would be capable of carrying 300 passengers at speeds of up to Mach 5."

Concord II?

[hyades1]

Well, so far Europe and Russia had the only two supersonic airliners. I wonder if they'll get the first hypersonic one, too.