This is a fortnightly column authored by Aandi Inston. Winner of the best presenter award at PDF Day Seybold Seminars. He is a co-founder of Quite Software, creator of PSAlter (a PostScript interpreter), occasional author, and afficianado of PostScript, Acrobat, UNIX, Windows and all things softwearing. He is also an important and active contributor to online discussions relating to Acrobat, PDF and PostScript. Planet PDF thanks Aandi for his contributions and his knowledge of all things PDF.

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