[WilliamSt]

It would seem to me a much simpler solution would be for airlines to offer earplugs on all flights. That way, babies can cry and businessmen don't whine.

[rubiety]

If smoking is a problem for non-smokers, would it seem like a simpler solution to give non-smokers face masks?

Why should the burden of the negative externality lie on the recipient and not the creator of said externality?

The market will sort it out. I would pay more, lots of people would pay more. The demand curve speaks louder than words.