The maximum number of pieces uTorrent 2.2.1 can handle is 65536, the maximum piece size is 16mb so the biggest data within a torrent uTorrent 2.2.1 can handle is just under 1tb in size. Tl dr if block size is 32mb or greater uTorrent 2.2.1 simply cant handle these. The only two things that don't work are bigger torrent blocks and v2 torrents. Utorrent 2.2.1 can do most things and has it's advantages, no doubt.
