[ericpauley]

That doesn't answer the question. Responders who see the idea as valuable are more likely to answer, which could skew your data. (this is more or less the definition of non-response bias) What is your solution to this? Original response proposed a pre-selected population who have incentive to respond either way.

[BartBoch]

By going this logic, there is not a thing called neutral or unbiased? Don't you agree?