Left 4 Dead 2 players on Steam were experiencing have been squashed by a recent patch. The update includes fixes for an error which impeded matchmaking for players looking for higher difficulty games, for a bug which allowed special infected to team up on players who are being pummeled by a Charger, and for performance problems which cropped up when the game rendered too many decals, "notably when fighting Tanks with shotguns."
Well, thank goodness for that. If there's a better way to kill a Tank than with a few well-placed shotgun blasts, we've yet to find it. Check out the full list of changes after the jump!