I mean, at what point do we say that wilfully refusing to absorb relevant information and then knowingly and willingly making a decision based on that lack of information is, indeed, their will?

I think this ignores the fact that there are very converted efforts to use well-researched methods to manipulate and mislead people at the ballotbox in favor of the vested interests.

The same interests also conspire to keep people preoccupied with basic needs and distractions that leave them with little time to properly research issues.

This is called rational irrationality

https://en.wikipedia.org/wiki/Rational_irrationality

The general populace potentially not willing to make informed choices is the reason why we kept monarchy for so long.