Fear to think what will happen in 20-30 years. Apparently, the technology in the world is better, we have a lot of robots replacing people, although in the next 50 years I do not see the complete elimination of the human factor at work. (air and rail transport). Cryptocurrencies give an annual increase in apr, but now let's look at how many people do not know what Bitcoin is. How many people do not use payment cards and how many people only pay in cash. Of course, these are countries that are a bit lagging behind. Let's go back to technology. I'm glad she went up but ... The development of technology also has disadvantages. Let's look at young people, children who are addicted to technology. I consider that I had a better childhood without a mobile phone, computers and all these technological novelties. My relationship with my peers was very good. How about the black scenario when we step back from technology? destruction, degradation of humanity, inflation, poverty.🤔 Impossible? The economic crisis in the world also only a few people predicted .. ("The Big short") 😀Good day.