On June 27 this year, Bill Gates, the founder of Microsoft, will officially retire and spend most of his time on charity work, leaving a profound legacy to the global business community. As a person who has found historical protection in the immortal IT industry, he will be remembered as Bill Gates. Bill Gates has already left his mark in the star-studded sky of human commerce - some academics believe that in the next 100 years, people will surely talk about Bill Gates in the same way they talk about Rockefeller, Carnegie, and Ford.