We have something great for you a new version of is operating system Mountain Lion which comes with some great features to your MacBook pro, The Dev Team has just confirmed that the new OS is compatible with RedSn0w.
From The Dev Team blog:
“Update #1 7/25/12: redsn0w is compatible with today’s retail release of Mountain Lion OS X 10.8. Until we start using an official developer ID for it (!), you’ll need to use the new Ctrl-Click-Open security bypass the first time you run it after downloading.