Because it's factually true, and everyone that works in this industry (and academia) knows it. They won't admit it publicly because they'd like to continue to g

Because it's factually true, and everyone that works in this industry (and academia) knows it. They won't admit it publicly because they'd like to continue to get funded (just like the folks working on fusion). When you can obtain the same results by replacing the futuristic-looking "qubits" with lava lamps you know the BS is laid on thick over there...