The , but is Russian-only (even though Action Forms was nationalistic like GSC Game World is; unlike the STALKER series, no localization nor modding efforts were made by neither them, nor the publisher), as in changes in its content from its should be nonexistent (except maybe some file hashes here and there), and apart from localizations this reflects all retail releases (yes, even the Estonian one, ); meaning zero MP overall
In fact, multiplayer was scrapped by Action Forms way before any initial release: https://worthplaying.com/article/2004/1 ... eloper-qa/
Windows is shutting down