Some sort of licensing issue preventing Shimano from using XD apparently.
Seems unlikely. SRAM offer a free licence to use the XD proprietary IP, provided you sign a copy of a licence agreement.
Just what I read in an article somewhere at the time, you clearly know more about it than me!
@frankenbike started
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Seems unlikely. SRAM offer a free licence to use the XD proprietary IP, provided you sign a copy of a licence agreement.