When the subway first opened in 1904, maps were simple diagrams that depicted individual subway companies, such as the Interborough Rapid Transit Company (IRT), the Brooklyn-Manhattan Transit Company (BMT), and the city-owned Independent Subway System (IND).

The MTA on Wednesday unveiled a new “easily readable” New York City subway map for the first time in nearly 50 years – but straphangers knocked the redesigned graphic as a “complicated” brain teaser that impedes their ability to navigate the underground rail system.