Cover Story p.36 Product Preview: The HP 150 [author Phil Lemmons and Barbara Robertson] "Magic" is the code name for Hewlett-Packard's latest personal computer project-and it fits. In this preview, we take a look at the hardware and software that make the machine so special. p.51 An Interview: The HP 150's Design-team Leaders [author Phil Lemmons and Barbara Robertson] Jim Sutton and John Lee talk about the development of the HP 150. Columns p.61 Build the Micro D-Cam Solid-State Video Camera, Part 2: Computer Interfaces and Control Software [author Steve Ciarcia] In this final article in the series, you'll learn how to attach the camera to the expansion buses of the Apple II Plus and the IBM PC and how the camera is programmed to work. p.94 BYTE West Coast: Shaping Consumer Software [author Phil Lemmons and Barbara Robertson] In an interwiew, Trip Hawkins, president of Electronic Arts, discusses the criteria he uses to judge software and explains his view of the programmer as artist. p.101 User's Column: New Computers, Boards, Languages, and Other Tidbits [author Jerry Pournelle] A medical diagnosis-by-computer program is the star attraction this month. Themes p.130 The Unix Oper…