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Breaking "DRM" in Polish trains [video] – 37c3 presentation
(streaming.media.ccc.de)
Whether it be electronics, automobiles or medical equipment, the manufacturers should not be able to horde “oem” parts, render your stuff useless if you repair it with aftermarket parts, or hide schematics of their products.
Summary video by Marques Brownlee
Great channel covering and advocating right to repair, Lewis Rossman
Thanks for posting, really good vid!