I'm getting a nice dual G4 in soon (dual 867), and one of my thoughts is upgrading the boot drive to something nice and mind-numbingly fast. 15k U160 SCSI type fast.<BR><BR>How much does OS X gain ...

I don't understand how it works or what exactly PDF actually IS. All I know is that it is basically an image format. Why does OS X use it and how does it use it?<BR><BR>they say "Quartz enables on-the ...