How much RAM do you have installed on your computer to begin with Bill? Does "Memory Buffering" actually reserve memory for Mastercam, or is it just a "allow Mastercam to reserve available RAM up to this limit, when we launch a toolpath process which requires a lot of RAM"? Does Mastercam use this setting in a 'dynamic way', or is this some kind of static allocation, that is set when Mastercam boots? (Could changing the value, without actually Restarting Mastercam, have any effect on your testin