Change log:
-Fixed game freezing at launch on Windows XP.
-Fixed crash at launch on 32 bit OS's.
-Significantly improved performance of intro video, and other performance improvements.
-Fixed inputs being registered twice when navigating the menu with a gamepad.
-Fixed some levels giving an SS rank even if filth blocks were not cleaned.

An update to Dustforce has been released. The update will be applied automatically when you restart Dustforce. The major changes include:

• Added Steam Cloud support.
  
• Performance improvements on multi-core CPUs.
  
• Fixed crash when finishing a level in offline mode.
  
• Fixed bug that could cause performance to degrade over time.
  
• Other bug fixes and performance improvements.
  

Updates to Counter-Strike: Global Offensive Beta have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

For more information, go to http://www.counter-strike.net

Per Community Feedback:
- Reduced recoil on all weapons
- Raised default sv_friction to 7 (Thanks, RegnaM)

- Changed quickmatch to de_inferno

Updates to Left 4 Dead 2 have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:

General:
-Fixed missing steam avatars in transition panel.
-Witches on fire will now continue to attack instead of sometimes flailing around aimlessly.
-When infected players slash at a jockeyed survivor, all damage will be applied to the survivor and not the jockey.
-Added some missing music files for the L4D1 campaigns.

Crash Course 1:
-Rescue closet doors that are blocked in versus are now inaccessible to both teams.
-Fixed the area portals near the howitzer event. Players should now be able to see through the infected-broken holes in the walls properly.

Crash Course 2:
-Rescue closet doors that are blocked in versus are now inaccessible to both teams.
-Removed a bad item cluster in the finale which was causing too many items to spawn.

Dead Air 3:
-Fixed an AI bot pathing issue with climbing the fence leading into the construction yard.
-Removed the ability to climb an electric box prop near the barricade in the construction yard. It should no longer be possible to skip the barricade event.
-Added an infected ladder to some pipes on the far side of the barricade to create a route for player infected on that side to easily enter the construction yard.

Blood Harvest 4:
-Widened the gap in the railing on the final bridge.
-Falling off the cliff or the final bridge is now fatal to both teams.

Blood Harvest 5:
-Fixed a potential bug for low-end machines where certain walls and textures near the starting safe room would vanish in certain views.


Cold Stream 1:
-There is now only a single hunting rifle in the cabin after the rope bridge.

Cold Stream 2:
-Moved the magnum near the start of the map, nearer to the other tier 2 weapons.
-Tier 2 weapons near the start of the map are no longer single-spawn.
-Adjusted cars and road props to reduce the chances of players getting caught on geometry.
-New infected ladders added.
-Added a weapon spawn in the tent on the barrel explosion bridge.
-Fixed an exploit that allowed survivors to climb the tent on the bridge to skip the barrel explosion event.
-Added an M60 under the barrel explosion bridge.
-There are now slightly more infected coming at slightly faster intervals during the end-level onslaught.
-Fixed a bug where players and infected could get caught in the geometry along the walls in the tunnel leading to the stairwell during the onslaught.
-Several minor visual tweaks and bug fixes for performance throughout the map.
-Added wrong-way signs to indicate when infected players have reached the end of the playable parts of the map.
-Fixed several spots where players and AI could get stuck.

Cold Stream 3:
-Added a new, much more obvious path across the tanker explosion gap.
-Tweaked the wooden catwalk area following the tanker explosion to make it easier for survivor and infected AI, as well as infected players, to navigate.
-The water now has a new texture effect which will work on low end machines.

Cold Stream 4:
-Fixed a melee weapon that liked to spawn inside of a table near the start of the map.
-Fixed a case where AI infected would sometimes get stuck trying to mount the drain to climb up toward the start of the map.
-Consolidated items in the tank fight area at the halfway point.
-Altered tank fight area in the stream so that AI tanks don’t spawn in nearly useless/sitting duck locations.
-Removed one of the triage tents and replaced it with an open trash/storage area.
-Added a pair new routes up the final tower for infected players to reduce AI common infected collision and pathing issues, and to give infected players more strategic options.
-Several prop adjustments for players using low-end settings.
-Added wrong-way signs to indicate when infected players have reached the end of the playable parts of the map.

2012-02-17: v1.03b

- Loading a save where you had marked characters of interest or non-interest will no longer crash the game
- Fixed a bug with the de jure modifier not being initialized correctly for most kingdoms and above
- Fixed a tooltip crash in the Realm Tree
- Fixed an issue with long MP game connection times
- Fixed an issue with burgher heirs retaining burgher laws when inheriting a feudal demesne
- Fixed several script errors with the special CoAs in Dynasty CoA Pack DLC
- The texture in the Dynasty CoA Pack DLC now works correctly on all graphics cards
- Children of rulers now automatically get the appropriate claims when you start a new game (they don't need to be scripted in)
- Fixed the Steam install script so it won't run every time you start the application
- In order to ask for an invasion CB, you must be at peace and either have a claim on a primary title of the target's, or have fewer holdings in your realm
- AI will now change tech focus
- Revised reverse demands for CBs to make them more interesting
- Diplo AI: Will not allow matrilineal marriages with unimportant characters
- Diplo AI: Will say no to marriages that would make valuable courtiers (councillors) move
- Diplo AI: Will be reluctant to let skilled courtiers move to marry
- Diplo AI: Will now sometimes grant titles to unlanded courtiers again!
- Diplo AI: Fixed a bug where a completely beaten AI would surrender too easy
- Diplo AI: Muted AI spam about marriages if player already declined offer
- Diplo AI: Will not declare religious wars for overseas territories that de jure belong to an independent duke or king of its own faith
- Invasion AI: Better at not disembarking into an enemy army
- Invasion AI: Optimized prio target selection
- Invasion AI: Fixed an issue with pointless counter-invasions
- Invasion AI: Will now load armies in port when possible, in order to avoid loading armies onto the wrong fleets
- Invasion AI: Should now understand how to target peasant rebels
- Resigning now changes the checksum, so you cannot join an MP game without restarting the game (which would cause an OOS anyway.)
- Boosted the strength of peasant rebel units by 50%
- Fixed a bug with the CB for the Institute Gavelkind plot
- Upped the length of truces to 10 years (from 3)
- Added fractions to the revolt risk in the province view
- Added a monthly law vote check to make sure laws pass when they should
- Fixed a bug with port buildings not giving more galleys
- Fixed a problem with running the game on large TV screens
- Raised mercenary hire costs a little bit
- Flank leader damage bonus changed from 1% to 2% for each point in martial
- Fixed an issue where granting titles would disband troops
- Fixed an issue with a plot where the target would retain his title even when he folded
- Fixed a problem with playing the Earl of Durhamn causing immediate game over
- Ask for ransom interaction can now be initiated with the liege
- Ask to ransom interaction in the diplomacy window now has a proper title when selecting target
- Rebalanced the initial situation between William, Harald and Harold
- Gave Edward III a claim on France so the 100 years war bookmark will work correctly
- Corrected the history of Gevaudan to avoid dead "Serene Doges" of France at startup and make sure it has prince bishops at the end

Updates to Team Fortress 2, Day of Defeat: Source and Half-Life 2: Deathmatch have been released. The updates will be applied automatically when your Steam client is restarted. The major changes include:


Source Engine Changes (TF2, DoD:S, HL2:DM)

• Fixed a client crash related to dynamic model loading
  
• Fixed dedicated server not receiving restart requests when updates are released
  

Team Fortress 2

• Fixed playing incorrect sounds for The Overdose
  
• Fixed a broken Engineer animation for The Pomson 6000
  
• Fixed Steam inventory/trading not showing the correct item level for some items
  
• Fixed Steam inventory/trading sort order not matching the in-game backpack
  
• Fixed the new styles for The Brown Bomber not using team colors
  
• Fixed some clipping issues with the Warrior's Spirit
  
• Updated pl_hoodoo_final
  • Removed door frame collision to resolve bots getting stuck in the cave during stage 2