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CJYP t1_j9w3fq8 wrote

Signal modernization is already happening. It's really not that hard to get the train to stop at a specific point. Maybe a bit of training for the drivers. Other cities even have driverless trains that can stop precisely enough for platform screen doors to work.

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Alloverunder t1_j9wcg1e wrote

Are you perhaps suggesting installing RFID scanners on trains so they know exactly how far they are from the platform, and then giving each train a config file so it knows it's individual braking distance at a particular speed, and then doing a single mathematical operation at runtime?

8 billion dollars and 12 years or it's a no go I'm afraid, we simply don't have the tech yet /s

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