Time for a new career?

According to physicist Jonathan Carter nearly any model calibrated to real life data will yield awful predictions. Though I'm not sure if he's advocating making predictions based on no data instead?

http://www.scientificamerican.com/article.cfm?id=finance-why-economic-models-are-always-wrong

Also I wonder if anyone has written an article about "why scientific american articles are always wrong." That might give me some comfort.