Turnstiles

February 25, 2014, 10am PST
James Murphy has composed a “Subway Symphony”—a unique set of notes for each station in NYC’s Metro system that would sound when users swipe their fare cards. “The busier a station becomes, the richer the harmonies would be.”
The Wall Street Journal
August 27, 2010, 6am PDT
As Los Angeles MTA's plan to fully implement its TAP card program stalls, so does the plan to lock the turnstiles that the agency had installed to deter riders from not paying.
LA Daily News
September 7, 2009, 5am PDT
Turnstiles are coming to the Los Angeles subway. Some say the move will help raise revenue for the city's transit authority, given its recent increases in ridership.
Next American City