Heard the one about the GPS maker who showed drivers where to drive fast and then sold the data to traffic cops? It’s no joke — this happened in the Netherlands. If you believe the privacy promises of online giants like Google and Facebook, then Cullen Hoback’s doc will remove the scales from your eyes and your hand away from your mouse. Hoback cuts through thickets of boilerplate, the small print nobody reads while surfing, and discovers how few protections people have online. The situation is getting worse, making The Onion joke about Facebook being a covert CIA program seem all too true.