An update to Team Fortress 2 has been released. The update will be applied automatically when you restart Team Fortress 2. The major changes include:

• Fixed a client crash related to particle effects
  
• Fixed the quickplay menu not remembering the Advanced Options settings after using the Play Beta Maps option
  
• Fixed the Festive Sapper not having a skin for the Blu team
  
• Added a new startup music track from Expiration Date
  
• Added a Headset style for the Greased Lightning
  
• Updated the Conga taunt to play sounds on the client instead of the server
  
• Updated several materials to fix issues caused by mat_picmip
  
• Updated the localization files
  
• Updated beta map pl_cactuscanyon
  • Redesign of the first half of stage 2. Blu team now pushes up the first hill
    
  • Removed the death pit in the first barn building of stage 1
    
  • Ammo increased in stage 2
    
  • Fixed Red building in the spawn room of stage 2
• Updated beta map rd_asteroid
  
  
  • Mode changes
    
    
    • Power Cores and Reactor Cores now add their point value to a team's score over time
      
    • Reduced the rate at which points can be stolen from 15 per second to 10 per second
      
    • Robots now heal 5 health per second to nearby friendly players
      
    • The HUD has been reworked
      
      
      • Inverted the layout to better represent the layout of the level
        
      • Added progress bars to represent each team's score
        
      • Potential point gains from stolen reactor cores are now visually represented on the score progress bars
        
      • Thief icon now moves across the score board relative to the thief's position in the level
        
      • Updated thief icon to represent both the color of the power core stolen and the color of the thief's team
    • Added new strings to the win panel that explain why the team won
      
    • Replaced the current "points being stolen" sound with a new sound
      
    • Added better collision hulls to robot models
      
    • Reworked robot skins to reduce similarity to the Ubercharged skin
      
    • Sentry guns no longer target Ubercharged robots
  • Map changes
    
    
    • Layout has been adjusted with the overall goal of improving visibility of teammates
      
    • Removed spawn teleporter
      
    • Reduced map size by removing the front lobby and cave sections
      
    • Added terrain paths on the sides of the mid bridge
      
    • Increased width of the mid bridge
      
    • Removed doors that locked when A and B robots were active
      
    • Robots have been rearranged:
      
      
      • A robots now roam the bridge above the water
        
      • B robots now roam around the floor in front of the vault
        
      • C robots now roam around the upper deck
    • Added more line of sight blockers to the water room to provide better cover during combat engagements
      
    • Reduced travel time for the water flanking route under the interior bridge
      
    • Added a drop down to enter the water room from the front door staging area
      
    • Increased size of the glass room near C robots to provide flanking cover to use against sentries that are placed at the corner of the upper deck
      
    • Increased width of vault corridors
      
    • Reworked vent route that leads to the vault, no longer need to crouch jump on exit
      
    • Moved left spawn exit forward to reduce effectiveness of spawn camping
      
    • Added a resupply cabinet to the right side spawn exit
      
    • Re-positioned health and ammo pickup locations
      
    • Added ramp collision to stairs
      
    • Changed setup time from 60 seconds to 40 seconds
      
    • Changed power reactor max return time from 90 seconds to 60 seconds
      
    • Fixed gap in the death pit that allowed players to survive