New Red and Orange Line Cars

[Koopzilla24]

Is it known what NETransit's data sources are? Per the MBTA 's July 25th presentation, the OL is 124 on property and RL is 22, so my inclination is that NE transit is lagging somewhat.
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Their sources are a very complex network of connections, observation, and the MBTA's own press releases so it'd make sense they lag a bit behind. I think it's 2 people that are the maintainers of the site