There’s two issues here: getting paid to work on a product; using the product yourself. People often do one without much of the other. People dogfooding do both.
For the original question, a survey might want to separate these two. One just says people are working on a product. Why could be any reason, like just making money. People using it, but not paid to, are more valuable as reviewers.
For the original question, a survey might want to separate these two. One just says people are working on a product. Why could be any reason, like just making money. People using it, but not paid to, are more valuable as reviewers.