Let’s not jump the gun here. Enthusiasm is one thing. Overzealousness is another.
I will say one thing, if McC pulls this out, there is going to be a huge area of research into just what went wrong with the polls. My own instinct is that it's related to the same process by which advertisers stop targeting popular consumer items at 45+ viewers.
That is, voters in this age bracket are set and simply disengage from public dialogue if the psychic cost is too high; this is the reason for so many refusing to participate in polls.