If you're experiencing issues with Dead Space 2 or want to play the game without restrictions, consider the following alternatives:
(paraphrased from NFO):
The (often versioned as flt-ds2cf ) addressed three specific low-level instructions: dead space 2 crackfixflt work
The steps to fix the issues common in the PC port. The 60 fps guide to Dead Space 2 (and mouse aim fix) If you're experiencing issues with Dead Space 2