The Human Knowledge Compression Contest (widely known as the Hutter Prize) is alive and kicking. This year has seen the largest progress in its 20y-history. We received three winning submissions within one month with a remarkable total improvement of nearly 10%
prize.hutter1.net/ (and ~1/3rd the size of the zip-file!). Congratulations to Ibrahim Marcouch & Kaido Orav & David Freelan & Vladimir Ivanov.