The weak form of the hypothesis is that a sizeable minority really can't / won't think for themselves. Suppose just 15% of people really will just go along with

The weak form of the hypothesis is that a sizeable minority really can't / won't think for themselves. Suppose just 15% of people really will just go along with whatever is fed to them. This minority of non-thinkers would be more electorally important than every traditional minority.