Cyclists can be hard for motorists to see, particularly motorists in larger vehicles. British trucker Jay Singh observed this firsthand, having spent decades driving a hauling truck around the UK. Singh himself eventually took up cycling, and "after one too many close shaves while cycling in London [decided] to invent
It also includes a dash cam though. I have a couple of friends who have a dashcam on their bike, and whilst £300 is still pretty expensive, I can imagine some people thinking that’s worth it for an integrated and convenient solution