many of the features are going to be added to theirfuture evs from 2024 or 2025. meanwhile, here's something that caused its fair share of attention. this bmw changes colour! it's a colour—changing car! and to do so, it uses e—ink, the same as an e—reader. what we have here is the world's first real colour—changing car. the technology, e—ink, is amazing. we know it from the e—readers from the kindles, it's very low energy, its sunlight readable and it's just colour change, there's no light or led backlight or 0leds, it's just colour change. so you just need a little bit of energy to change colour, and absolutely no energy to hold it. so it's bi—stable and, as an engineer, that's a wonderful property to have. the driver can manually choose to change colour, or you can do it via the sensors that are embedded in the vehicle — so you could have a temperature sensor