What Technology Will The 2020 Decade Become Known For

This is a pretty straightforward but interesting question. There are so many new and exciting technologies that are developing and becoming realities. The question is what will be the biggest technology of the 2020's. Some possibilities are below but I'm sure you may have others or something altogether new could emerge.

Blockchain (cryptocurrencies, data storage, ledgers, essentially eliminating middle men)
Artificial Intellignce
Automation
Machine Learning
3D Printing
Next Generation Traveling (Spaceflight, Boring Company, Hyperloop)
Green Energy (Solar, Wind, Fusion)
Internet of Things
On-Demand era everything available immediately at the push of the button or command to a device
Augmented and Virtual Realities

So I asked your opinion, I'll give you my prediction for the next 4 decades:
2020s The Blockchain Revolution
2030s The IOT Revolution
2040s The Green Energy Era
2050s The Artificial Era

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