I think I know the answer, but I am making sure by double-checking.
If I do a fresh install of 10.2, will it delete the data on my other two internal hard drives? I don't think so, but I have some important stuff... It is imparative that I know for sure
No, OS X will only overwrite the drive/partition you install it onto, and even then you can do an "Archive and Install" to preserve the info that was there before.
Originally posted by Rower_CPU No, OS X will only overwrite the drive/partition you install it onto, and even then you can do an "Archive and Install" to preserve the info that was there before.