// shares, because more shares could be added arbitrarily, any x should not be
// able to rule out any possible secrets) and try each possible q, making sure
// that each q gives us a new possibility for the secret.
// shares, because more shares could be added arbitrarily, any x should not be
// able to rule out any possible secrets) and try each possible q, making sure
// that each q gives us a new possibility for the secret.