According to a survey by the AAA Foundation for Traffic Safety, more than 60% of drivers are open to their vehicles, giving an audible and visual warning when they exceed the posted speed limit.

California would have been the first state to require speed-warning devices in cars. Other countries, as well as the European Union, have already mandated various forms of speed-warning technology.

HONOLULU (KHON2) — It was supposed to last two months, but now the state’s new speed camera warning period is getting a major extension. Tens of thousands of citations are being handed out and ...