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LoganSquire t1_j0zueb4 wrote

It’s probably the opposite - Google pulls the data from the WMATA API.

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Eurynom0s t1_j115eum wrote

I don't see how WMATA knows how full the train cars are though without seeing a bunch of phones moving together from station to station.

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mpyne t1_j11fuwe wrote

Embedded weight scale would probably do it. Or even a basic AI looking at a video feed. Doesn't need to be on-the-dot perfect after all.

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digitall565 t1_j11t681 wrote

Google definitely gathers at least some of the data itself, because it lets users input how crowded trains and buses are.

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