computer software development tools, namely, computer software development tools for the development of computer games and of games on game consoles, mobile phones and mobile data terminals; software for the development of computer games and of games on game consoles, mobile phones and mobile data terminals; and printed matter in the nature of books, manuals, brochures, fly sheets in the nature of CD or DVD inserts, leaflets, instructional and teaching material, all sold together with the afo...