As people react to the horrible crime of someone getting pushed in front of a BART train, it's worth noting that platform screen doors prevent this and are standard in subways around the world. In 2019, BART decided against them because the $24 million cost was too expensive.
Meanwhile, hardening fare gates to exclude people who can't afford BART's highest-in-the-nation fares will cost $90 million.
https://www.sfchronicle.com/bayarea/article/BART-studied-putting-up-barriers-between-tracks-14468667.php #SFPol #TransitTooter