Information science GAFA, you can see how the four mega-tech companies make money! GAFA Just look at it. Notes

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INFORMATION SCIENCE
GAFA (Google, Apple, Facebook, and Amazon) is one of the four mega-tech companies that monopolize the world's IT industry. While GAFA is growing in size, in recent years there has been growing criticism of GAFA due to the regulation of personal information and digital taxation. What kind of survival strategy does GAFA envision in the post COVID-19 era? GAFA's business model, financial strategy, national defense and defense, future strategy and blind spots are illustrated thoroughly. This book shows the past, present, and future of GAFA and the future of the mega-tech market in the post COVID-19 era.