It’s even safer. The odds that it’s coming directly at us to “collide” is low. Moving towards us doesn’t mean it’s moving directly at us. If you’re driving down the road, all cars going in the other direction get doppler shifted. They’re coming towards you, they pass beside you (hopefully), and then they’re moving away from you.
It’s even safer. The odds that it’s coming directly at us to “collide” is low. Moving towards us doesn’t mean it’s moving directly at us. If you’re driving down the road, all cars going in the other direction get doppler shifted. They’re coming towards you, they pass beside you (hopefully), and then they’re moving away from you.