Today a beta patch for Skyrim has been released for the PC. This patch allows mounted combat. Allows you to do use Melee and Ranged combat while riding a horse. This patch will be released soon for Xbox 360 and PS3.

I found this information in the Bethesda Blog.

Also all the following bugs have been fixed:

BUG FIXES

• General stability and memory optimizations
  
• General AI pathfinding optimizations and bug fixes
  
• Optimizations and crash fixes for data leaks
  
• Fixed rare crash with lighting
  
• Fixed crashes related to loading and saving games
  
• Fixed crash with summoned creatures/NPCs
  
• Fixed rare issue where saves would be corrupted
  
• Improved logic for when ranged kill cams are played
  
• Fixed issue with ranged kill cams while killing a dragon
  
• Fixed rare issue with certain ranged kill cams not playing properly
  
• Fixed issue with nirnroot lighting not properly cleaning up
  
• Fixed issue where bow damage was being calculated incorrectly
  
• Fixed rare problem with werewolf kill moves would not finish animating properly
  
• In “The Break of Dawn” fixed rare issue where Meridia’s Beacon would disappear from player’s inventory
  
• Fixed occasional issue where followers would disappear after player pays off a bounty after committing a crime
  
• Fixed issue where certain creatures and NPCs would fail to respawn properly
  
• Fixed rare issue with dialogue subtitles not displaying properly
  
• Fixed issue with water appearing blurry when loading a saved game after creating a save underwater
  
• Fixed issue where map cursor would occasionally disappear after closing a message box with Kinect enabled (Xbox 360)
  
• Fixed rare issue with shouts only performing the first level and not other unlocked levels with Kinect enabled (Xbox 360)
  
• Fixed issue where the shout buttons would stop working properly if users mashed LB and RB during cooldown with Kinect enabled (Xbox 360)
  

wow some nice updates, good since i am getting skyrim for pc soon, better if the freaking saurons tower mod comes out for it too...