And around a week ago, his text compressor topped the enwik9 (Hutter Prize) benchmark. Not prize-eligible though-- that would require a single core, non-GPU build to run in <100h. His nncp 2.1 benchmark took 140h to run on a GTX 3090.

https://bellard.org/nncp/

http://www.mattmahoney.net/dc/text.html