> But what you are working on is completely useless for humanity. Knowing that there is a quantum foam is knowledge that brings us nowhere. If someone could ans

> But what you are working on is completely useless for humanity. Knowing that there is a quantum foam is knowledge that brings us nowhere. If someone could answer to this "and so what?" in a meaningful way I would be glad to change my mind. For the time being, the energy scale we are making these discoveries is not useful. How many things were discovered by ancient Greeks that only became useful in the last 100-200 years? The Sieve of Eratosthenes comes to mind - I can't imagine that was really helping anyone out until we had modern cryptography.