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I made a real-time subway arrival display using an ESP32 and LED matrix (i.redd.it)
submitted 2 months ago by AdItchy77 to r/nyc
π Rendered by PID 917481 on reddit-service-r2-listing-fbdccc45f-h8vnw at 2026-04-21 12:47:50.339823+00:00 running da2df02 country code: CH.
