On Nov 29, 2012, at 11:25 AM, "Russell E. Owen" <rowen@uw.edu> wrote: > > > P.S. the difference is: > - 10.6 (which requires MacOS X 10.6 or later) is 64-bit and requires > Slight clarification -- the 10.6 build is 32 and 64 bit Intel. -Chris