To reach level 4 autonomy, these self-driving cars head to winter boot camp

Is there a more magical seasonal sight than snowflakes falling on banks of snow under a white sky, the only bursts of color to break up the merry scene being a jolly holly bush or a Christmas robin hopping across the top of a frozen fence? Maybe not if you’re a human. If you’re a self-driving car, on the other hand, that scene is pretty darn terrifying.

https://www.digitaltrends.com/cars/self-driving-cars-winter/