Internet luminaries, including “father of the internet” Vint Cerf and Tim Berners-Lee, inventor of the World Wide Web, have a blistering message for the Federal Communications Commission as its vote on net neutrality looms: “You don’t understand how the internet works.” In an open letter published Monday, more than 20 industry leaders and pioneers skewered the FCC over its plan to repeal net neutrality rules, which require internet service providers (ISPs) to treat all content equally.