For instance, traffic enforcement cameras do not collect data except when prompted to do so by an active violation. Drivers who do not violate the law are not photographed by traffic enforcement cameras. But libertarians like Massie still object to speed cameras, which are derided as a “money grab.” Traffic enforcement cameras deter reckless driving by capturing specific illegal behaviors. A bill by Rep. Pat Harrigan (R-N.C.) would ban speed cameras by withholding federal highway funds from states.