toodamnhip wrote:SO if I read correctly, I can just switch my comp to 64 bit anytime without an issue and those programs that can benefit, WILL benefit, and those that are 32 bit, won;t be bothered?
Then WHY would anyone ever want to have the comp start up in 32 bit?
BINGO!!!

If you have a Mac that can boot in the 64bit Kernel,set it to boot that way always and forget about it.