Because the audience does not value the "gathering of such data in as unbiased way as possible" enough to make it economically viable, so instead crowdsourcing

Because the audience does not value the "gathering of such data in as unbiased way as possible" enough to make it economically viable, so instead crowdsourcing suffices. Local newspapers are dying largely due to a change in the audience they once depended upon. This isn't an argument about "better" in some objective manner but instead an observation of the reality of the situation.