On 8/28/06, Bill Campbell <bill at celestial.com> wrote: > Burroughs MCP (Master Control Program) on the B-5500 was far > superior to OS 360, and predated it by at least five years. Yeah but MCP had a huge vulnerability well explained on this diagram: http://tinyurl.com/q4l5j -- Francois Caen, RHCE, CCNA SpiderMaker, LLC