There will been less braking and accelerating with driverless cars and thus less gridlock on the roads. (*) gridlock (*) thus (*) accelerating (*) been
This is a companion discussion topic for the original entry at https://english.best/questions/24861,there-will-ubeenu-less-braking-and-uacceleratingu-with-driverless-cars-and-uthusu-less-ugridlocku-on-the-roads/