Cable & Wireless Plc, Northern Telecom Ltd, Mitsubishi Electric Corp, Sanyo Electric Co and Oki Electric Industry Co Ltd have all joined the existing heavyweight investors in General Magic Inc, developer of the Magic Cap operating system for personal communicators and Telescript agent-based scripting language for mobile applications. Mitsubishi spokeswoman also plans to use Magic Cap in products and to deploy Telescript. Sanyo and Oki have not signed licensing agreements but they say they expect to soon. Other investors are AT&T Corp, Apple Computer Inc, Motorola Inc, Fujitsu Ltd, Philips Electronics NV, Matsushita Electric Industrial Co, Sony Corp – already using Magic Cap in its Magic Link – Nippon Telegraph & Telephone Corp and Toshiba Corp.