Valve Software a sorti hier soir un patch pour Left 4 Dead 2. Ce dernier se concentre essentiellement sur l'amélioration des bots des survivants.

La liste complète des changements se trouve dans la suite de la nouvelle.

* Changed Survivorbot item hunting behavior
* SurvivorBots now stay closer to human players in all game modes
* Fixed Survivorbot navigation issue in The Passing: Riverbank
* Fixed bug where a SurvivorBot could become catatonic when attempting to save another Survivor from a Smoker
* Fixed condition where SurvivorBots would not enter the saferoom
* Increased self-inflicted friendly fire damage from the Grenade Launcher
* Fixed bug where the M60 would reset its ammo if dropped in certain situations
* Car Alarms will now trigger anytime a Special Infected pushes/pulls/rams a Survivor into an alarm car. This change only affects game modes with human-controlled Zombies