david liu, welcome to the programme. thank you for having me today.us vehicles. but, interestingly, you deal with trucks and big business logistics. what role will you play in how we get stuff from a to b? it's a really, really important segment of our overall mobility and economy. 70% of the goods we use and consomme today are transported by trucks. yet trucking is one of the most dangerous jobs. and also, we are facing a huge driver shortage. so what we're looking to do is to utilise the technology to automate a big portion of that, to make transportation safer and more efficient. and what do you have to do differently, or think about differently? how do trucks differ from maybe cars or robotaxis? so, on the large part, there's a lot of similarity between autonomous trucks and robotaxi. there are some important differences, though. so first of all, the trucks are much, much heavier and much bigger in terms of the size of the vehicle, which requires the truck to be able to see much further than what a regular car would have to do. secondly, the trans