When is powerpoint file not a powerpoint file?

Dear Reader,    Today we will not discuss OWA again. Rather we will discuss a peculiar case of a temporary file that lead into a journey of discovery into Microsoft internals. I was working a case Lockheed Martin v L-3, et al (6:05-cv-1580-Orl-31KRS), which has since settled, which involved amongst other things several files that were contained on a CDROM and accessed on a laptop. On this CDROM were lots of files and one of the...