What’s the best remarkable tech invention of the 21st Century?

Evolution in technology is remarkable in the 21st century as compared to the last three decades. There are many tech inventions in the 21st century that drastically change the lifestyle of human. Here is the list of some of the best tech invention 21st century.

• Artificial Heart
• GPS (Global Positioning System)
• Social Networking Platforms
• Internet of Things (IoT)
• Touch Screen devices
• Mobile Operating System

Guys, do you know any other remarkable tech invention of the 21st century?

One more invention for me and my life is creation of the things like 597-64-8 assisting to keep screen of my tablet clean all the time. It was a real problem for me earlier. And now it works for me every day.