There was some discussion about this rANS patent among data compression experts, but it looked like they don't know what improvement it is supposed to bring: h

There was some discussion about this rANS patent among data compression experts, but it looked like they don't know what improvement it is supposed to bring: https://encode.su/threads/3863-RANS-Microsoft-wins-data-encoding-patent/ https://encode.su/threads/3863-RANS-Microsoft-wins-data-enco...