Where “Amtrak’s “trains” tweet” started

@Amtrak, on X, Sep 1, 2022. It reached 4 platforms in 6 months.

LineageContestedKey steps, 8 of 17. Lines follow time and platform
@AmtrakFirst post@SFBART@AmtrakXNewsrooms, restaurants and NASAXPlatform jumpPeakBacklashPlatform jumpAfterlifePatient zero