The company that Gates built has seen its share of ups-and-downs. Here's a look at some of his greatest successes and failures in the past 30 years.
April 4, 1975Gates drops out of Harvard after landing a deal to develop a BASIC operating system for a new microcomputer created by Micro Instrumentation and Telemetry Systems, based in Albuquerque. He moves to New Mexico with high school friend Paul Allen and they found Micro-Soft.
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