Because it is prohibitively expensive, and you get more data with multiple cameras than with one single lidar
Better off with the Mercedes EQS. Or the Lucid Air for that matter:
https://www.carscoops.com/2022/02/lucids-lidar-based-dreamdr...
Until you're at night in the snow/dirt.
Lmao.
And that you can't just handwave these problems away.