Scavenger is back.... so people will have unlimited tubes... again.. but im not sure maybe it only replenshes ammo..
Multiplayer Beta
  * The internal beta is already underway.
     1. Thousands of people are participating.
     2. Limited to Activision and selected partners. 
  * There will be no public beta! 
PC Version
  * The PC version has everything that the consoles do, including extras.
  * Dedicated servers are only rentable from GameServers.com
     1. Highly customizable unranked servers.
     2. Ranked servers allow you to earn XP and COD Points.
     3. Max 18-24 players per server.
     4. Servers will run on top quality hardware and infrastructure with excellent bandwidth.
     5. There will be a ton of official servers at launch for everyone. 
  * Brand new server browser = no "console lobbies".
  * Leaderboards are confirmed.
  * COD7 is a Steam exclusive.
     1. Auto-updates via Steam, no manual patching required.
     2. No LAN mode + you need to be connected to the internet.
     3. VAC will be used as anti-cheat, no PunkBuster. 
  * Spectator mode included.
  * Profile data is stored globally and accessible from anywhere on the internet. 
COD Points, CP
  * You earn COD Points, CP for short, by playing multiplayer matches and completing different challenges.
  * CP is the games currency: use it to buy new weapons and upgrades.
  * You can gamble your CP in Wager Matches for a bigger pay. 
Wager Matches (CP gambling)
Divided into 3 different categories:
  * Ante Up (Free For All, 6 players, low buy-in, parties allowed)
     1. One in the Chamber
     2. Sticks and Stones
     3. Gun Game
     4. Sharpshooter 
  * Weekend Gambler (Free For All, 6 players, medium buy-in, no parties allowed)
     1. One in the Chamber
     2. Sticks and Stones
     3. Gun Game
     4. Sharpshooter 
  * High Roller (Free For All, 6 players, high buy-in, no parties allowed)
     1. Pro Gambler 
Wager Match Game Modes
  * One in the Chamber: You get a pistol, one bullet and 3 lives. You get one bullet for shooting or stabbing someone.
  * Sticks and Stones: Arsenal includes a Crossbow, Ballistic Knife and Tomahawk. Kill someone with the Tomahawk to bankrupt that player.
  * Gun Game: There are 20 weapon tiers, with one weapon per tier. You start with a pistol (tier 1) and with each weapon kill you go up one level + get a new weapon. If you get knifed at any point, you go back one level. Reach weapon tier 20 and you win.
  * Sharpshooter: Everyone has the same random weapon for a fixed amount of time. With each kill you earn a Perk as a bonus.
  * Pro Gambler: All games modes above. 
Normal Game Modes
  * Free For All (8 players) + Hardcore
  * Capture the Flag (12 players)
  * Demolition (12 players)
  * Domination (12 players)
  * Headquarters (12 players)
  * Sabotage (12 players)
  * Search & Destroy (12 player) + Hardcore
  * Team Deathmatch (12 players) + Hardcore and Barebones
  * Ground War (18 players)