Data prediction competition site, Kaggle, gets a facelift (kaggle.com)

According to the new site "Crowdsourcing data modeling is an effective way to build predictive algorithms. There are any number of approaches that can be applied to a data modeling problem, but it is impossible to know at the outset which will be most effective."<p>Any thoughts on whether crowdsourcing is likely to be an efficient way to do data analytics?