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Translated from Spanish:

Here you can see the complete list of what brings Gran Turismo 5:
Night / Day transition
Stunt Arenas
32 player online lobbies
16 player online races
Online clan / Clubs
Spectator mode
Dynamic Weather (snow, rain, fog, star orbit)
Ingame weather forecasts not perfect, can not control randomized PD code
PS4 200 + 800 + standard cars and cars
Nascar license
WRC license (infinite tracks due to track generator, co-driver really needed)
Super GT license
Rolling and Damage
1st person mode walkabout photo
Photomode 18MegaPixel
Stereoscopic 3D photos
Online photo sharing
YouTube uploading
1080
PS Eye headtracking
Motion Controls
HDMI 1.4 Stereoscopic 3D @ 60fps
Split-screen
Share with friends cars and upgrades
Track Generator
Custom track sharing
Best in Any driving game graphics (lighting, smoke physics driven, attention to detail .. etc)
Real life recreated in maddening quality tracks (up to 2 year dev times)
20 + locations with 70 + Variations
PSP Connectivity
Go karts to Rally to classics to sport to Drag car, ordinary cars ... etc etc etc
Animated drivers, handling and gear shifts, pit crews, etc. Changes pull
Custom soundtrack
Text and Voice chat
Narrative and Involvement by popular drivers Top Gear crew
Top Gear Test Track
Free-form Open Track Days
GT Life (career mode, this time with earth map and real time clock) & Arcade mode
Profile pages
B-Spec Mode Where You manage a team of AI racers
Borrow Your Train AI drivers to friends
In-game (bulletin-board) message boards
Gran Turismo Video store (Top Gear Show has 350 + million viewers)
License Tests!
Photo individual locations (Such as Red Bull hanger!)
Collaboration with Red Bull on the X1!
One of the best presentation in a game MENU.
Creation of a Car That dont exist X1
Dont know what else they want, and that this list is only of the characteristics that have been officially announced yet there are features that do not know that come with the game until its release.

So we look forward to this coming November 24 Gran Turismo 5