Though he announced his petition in November, Murphy has now released a video with the Wall Street Journal to talk about his project in more detail.
The MTA thinks it's a cool project, but not necessarily worth the hassle of altering all the turnstiles, or the extra money to install Murphy's music. There's also the issue of the tones currently in place: They operate on a three-tone system to assist the blind (didn't know that!).
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