And banning Trump from Twitter didn't silence him, but it did make things massively more peaceful. At least so far, I'm alright with him sticking to his little echo-chamber.
They should've selected a sound sample that's more suited for what they have at the moment. They sort of torpedo themselves with the demonstration, when they really didn't have to.
Some of these problems are solvable. But some of the solutions are far from easy, like driving each dome individually with a matrix to set up standing waves. But they are a long long way from accomplishing something like that.
Mathematics is the only science where one never knows what one is talking about nor whether what is said is true. -- Russell