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Also GPS tracking systems are only accurate to about 20m, not enough to avoid hitting stuff. And transmit over the cell network so don't work if you can't get signal.

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Although if you're going to be adding to infrastructure, you could just as well add differential GPS transmitters around the place and get the accuracy down to sub-1m[1] although that's still not really safe enough for cars...

[1] (and I believe you can get it down to ~3cm if you have enough data.)

Let's say your car ROMB received info about the white truck, while your car cameras and vision recognition systems see just a cloud and any truck in 100 m range.

ROMB purpose is not to replace cameras or LIDARs, but to extend gathered info.

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