Regarding the airbag collar: "...when the cyclist is in a collision"? The vehicle vs. cyclist test shown is at 20km/h. Even most slowed urban streets have a limit of 30km/h, which is an exponential difference from 30 assuming the speed limit is being obeyed. About the windscreen airbag, I am disturbed by "an automatic braking system or an airbag on the windscreen of a car are the best options for the protection of vulnerable traffic participants." "Best&quo