Some of you seem to think that Hong Kong is somehow more terrible than other places, first world bla bla bla. Killed on the roads in London last year: 136, in HK: 132, NY: 229. Seriously injured: London: 2092, in HK: 2492
Truck and bus drivers in most countries don't come from the cream of the crop, often work long hours, use drugs to stay awake, have to deal with unruly passengers. There's only so much that governments can do, the solution is to get rid of human error and automate. Whatever errors machines will do, they will be far less than humans.