Dash cams: Should everyone have one?

Should you have a dashcam fitted in your vehicle?
Should you have a dashcam fitted in your vehicle?

Whether it’s a crazed cyclist tearing windscreen wipers off, a sprinting woman throwing herself onto a stationary car’s bonnet, or a mobility scooter rider – complete with child on knee – veering across a busy junction, dash cams have caught a myriad of strange happenings in recent months.

But are they genuinely useful, and with the devices becoming increasingly cheaper to buy, should everyone have one?