It seems to me that in 10 years cryptocurrency will not just exist, but will become one of the main means for payment. Because their value is tied to community support and there are fewer ways to speculate than when several organizations decide what dollar rate will be the next day.
Already now it is important to balance your portfolio by adding altcoins. I do not believe that Bitcoin will be able to keep high prime cost for many years.
Yes, Europeans are optimistic about the future of cryptocurrencies, still a small percentage of people truly understand how to use blockchain effectively and what role cryptocurrencies play. People are looking for quick profits, not even raising financial literacy. And it rather leads to failure