The dynamic increase in popularity and the number of companies created thanks to this technology shows that the trend should strengthen in the coming years. However, keep in mind that many companies do not have industry prospects. Paradoxically, these are companies that successfully collected money from Initial Coin Offering in 2017-2019. They later had nothing to do because it's hard to do something if you don't have an idea for a product that will solve real problems. Fortunately, many companies also exist can radically change many existing solutions, for example, in the traditional financial sector. It is definitely worth joining companies of this type. Before you will do it, it is worth have knowledge and skills that will allow us to estimate the company's future and its potential.