I wish the Lazy "B" good luck on it, but what with the outsourcing of the engineering design of subsystems to Russian design bureaus, I can't get real enthusiastic over it.
In spite of all the sonorous claims made for it, the airplane only exists on CAD files and simulations, so far. In the computer business we would call it "vaporware."
I'm willing to be proven wrong about it.
The Boeing 747 - Still a miracle - Still the original Jumbo