Blockchain technology underlies the entire future financial and accounting systems. Bitcoin is just one link in the blockchain. All major global banks, corporations, and governments plan to switch to blockchain soon. Understanding this technology means knowing how the world will inavitably work in the near future.

Even the aborigines had a blockchain, but each piece weighed 200 kg. Now, it's a bit lighter :)
Some of the words used in the video:
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This technology has been around for thousands of years, but developers have only recently discovered its usefullness. And in recent years, it has been spreading around the world with great speed.
Even 10 years ago, blockchain developers barely existed. But today, there are hundreds of thousands which is still insufficient for the labor market and as a result salaries are skyrocketing. This means that the technology (or profession) that your child will engage in when he grows up may not even exist today.

Everyone has heard about bitcoin:
- some have bought fake coins from shady sources
- some have gotten rich from cryptocurrency exchanges
- some still mine them in the garage
It's time to find out what it is.

It all started with illegal payments, but gradually the technology reached the masses and is now used in legal areas as well.
How bitcoin mining works:

Are money transfer intermediaries good or bad?
But, what about the security of cryptocurrencies?

In 2019, the first child with edited genes has already been born.
It's time to learn how this sophisticated technology works in plain language.

Is gene editing good or bad?
Which gene would you like to edit?

The number of gadgets connected to the Internet in 2019 was 14 billion, and in 2021, there will be 25 billion.
To understand how and why the Inernet of Things connects our lives.
What is the essence of this technology?

Even vacuum cleaners and sneakers are connected to the Internet.

How many IoT devices are in the room around you?
How to maintain privacy and security in a world where everything is connected to the Internet?

The number of electric vehicles in the world is growing rapidly. Tesla is no longer exotic. Many European cities prohibit entry to the center for non-electric vehicles.
How are they arranged inside and why did we drive gasoline and diesel for 100 years?

100 years ago there were no suitable batteries and the speed was too low.

How does an electric car affect the environment? Where does the electricity come from in the socket for an electric car?
Where else can electric motors be used?

In 2019, smartphones with 5G were already coming out.
There is a lot of conflicting information about 5G: from unprecedented benefits to frightening dangers.
It's time to figure it out for yourself!

This is the fifth generation of the mobile network. This video shows the evolution of the cellular network technology from the beginning, through every generation, until now.

The faster the speed, the more 5G antennas will need to be installed - this is closer to WiFi.
The closer the antenna to the device, the lower the power of the transmitters and as a result less risk to your health.

3D printing is not only useless crooked souvenirs and toys.
Today people are already printing very useful things!
And tomorrow, they will be printing everything ...

You can print almost anything - the main thing is to learn how to refuel a 3D printer with the right material.

Imagine that in a few years everyone at home will have a printer of things,
and we won't order things, we'll just print them ourselves!
How will our lives change?

The world is actively discussing an option where all people will just be paid money for nothing! And each person will decide whether or not to work.

The "freebie" also has its drawbacks.
It turns out that in some countries governments are already paying money for nothing!

What would you do if you didn't have to worry about being hungry or homeless?
Is it good or bad to work?

They say that a quantum computer can crack any password in a second.
They say that Google has already built a quantum computer!

It turns out all cryptography and password protection is built on the weaknesses of today's computers.

What happens if someone breaks all passwords?
How to protect yourself from this?

Processors are everywhere around us - in laptops, smartphones, cars, and even wireless headphones!
Where did they come from and how do they work?

The first computer weighed 30 tons and was the size of a tennis court.

Count how many processors are in the room.
What would your life be like without processors?