At first sight, World of Tanks 1.10 comes with a few interesting changes, such as the introduction of a new medium branch to the Polish tech tree. Sadly, the rework of the equipment system and some of the other improvement attempts were enough to make me uninstall the game after just two battles.
https://www.notebookcheck.net/World-of-Tanks-1-10-goes-live-with-Polish-mediums-reworked-equipment-system-and-more.484074.0.html