From my perspective, you might be using take-home challenges incorrectly. The purpose for us is to have something that both sides are now somewhat familiar with, on which to base a technical conversation and ask questions. The actual solution delivered is a small part of the overall value.
So you're of the opinion that people who engage in voluntary activities for personal pleasure that put a higher burden on the health system, that those who are more wise about their choices have to use, should not have to pay thier way?
Or are you of the opinion that someone should be denied emergency medical care because they had some sodas on the regular?