Great game - huge improvements over COD3, especially moving into the modern warfare era.  Well worth the price and investment.  Don't have to be a shooter expert to play.  Having the multiplayer option in this version is a huge plus! Special effects and realism are also great.  I had heard that to conquer the game in solo mode, is fairly quick, but I haven't done so yet.  Just have played leisurely and enjoyed every… read full review »