I've witnessed this countless times. It's a huge anathema to bring up to founders looking for a quick way to build a community the fact that... humans have intrinsic motivation, and if you slap money on it, you might simply crowd that one out.
After cleaning up the data, Pozen and Downey obtained a complete set of answers from 19,957 respondents. Roughly half were residents of North America; another 21 percent were residents of Europe, and 19 percent were residents of Asia. The remaining 10 percent included residents of Australia, South America, and Africa.