v1.1 PC Patch Updates. Fixes, and Features :

- Added the following plasmids and gene tonics: Sonic Boom, Sonic Boom 2, Eve Saver, Machine Buster, Machine - Buster 2, Vending Expert, Vending Expert 2
- Added an Option to disable the Vita-Chambers for added difficulty
- Added support for a walk toggle keybind
- Added Horizontal FOV Lock option
- Fixed mouse acceleration issues
- Fixed reserved keys not functioning properly when keys are unbound
- Fixed multiple cases of keys not allowing a rebind
- Re-added the Human Inferno tonic
- Changed behavior of subtitles so that inappropriate queuing does not occur
- Changed functionality of keybinding lookup to only search in the current input context when finding bindings for in-game display
- Added rendering support for TripleHead2Go
- Atlas VO volume increased for German releases
- Fixed issue of subtitles not clearing correctly occasionally
- Fixed issue causing long hitches or hangs when accessing certain interface screens, machines, and the hacking minigame
- Fix for a potential situation in Recreation where taking a picture of Cobb is impossible if his body gets stuck behind a fallen pillar
- Fixed subtitle timings to more accurately match the on screen audio
- Fixed issue causing stuttering audio when using Windows Vista
- Fixed issue with characters squirming and wiggling after death
- Fixed blood decals and other projectors not showing up on ATI hardware
- The "Enable EAX" option is now greyed out when EAX-capable hardware is not present
- Fixed audio issues stemming from having a Speaker Setting in Windows that was invalid for the current sound card
- Removed erroneous "Reload" binding in a no-weapons context
- Fixed incorrect Training Message concerning bots who are friendly to enemy AIs
- Fixed incorrect Training Message when shooting a Mimic
- Fixed refresh rate being locked at 60hz in DX10 mode
- Fixed VSync disabling in DX10 mode

Xbox 360 Title Update Fixes, and Features :

- Added widescreen option: Horizontal FOV
- Fix for rare case where a partial cache is not cleared
- Increased Atlas’ volume in German
- Fix for GUI sounds not playing during heavy action
- Fix for not being able to take picture of Cobb in Rec
- Possible fix for pauses or hangs when opening flash bink movies
- Fix for switching difficulty breaking achievement
- Fix for small texture streaming bug
- Fix for rare hang when a lot of things are going on at once

Xbox 360 Downloadable Content:

- Added Disable Vita Chamber option
- Plasmid Pack is included in this DLC (Machine Buster 1 & 2, Vending Expert 1 & 2, Sonic Boom 1 & 2, EVE Saver)
- 100 point achievement for beating game without Vita Chamber called "Brass Balls"

How to do it:

Must beat game on Hard
Must not use a Vita Chamber (you can always roll back to an earlier save)
The Vita Chamber Disabled option can be on or off as long as you don’t resurrect