Infinity Ward have released details on the upcoming patch for Call of Duty 4.  Heres the details:

Additions / Features:

• Added Kill cam to Airstrike bombs and Claymores.
• Addition of Host Migration so if Host Leaves auto-chooses next best host.
• Tweaked the following Oldschool Mode settings based on feedback:
  - Added Unlimited Sprint
  - Increased Magazine Size
  - Added Ragdoll Cam
• Addition of New “N0M4D” Control Scheme.

Optimizations / Tweaks:

• Identify party by background color (in Lobby).
• Optimized server selection for first match for better connections.
• Improved network performance for 18 player games.
• Optimized ‘Chase Cam’ when Spectating.
• Fixed Playlist error when attempting to join from other games.
• Handle Corrupt Create A Class data instead of kicking player.