Bitcoin and alts is another case in which people are carefully kept in ignorance by the governments and lobbies.
What can we do to make more people interested in economy and finance and to better educate the youth so that they don´t get ripped-off?
Yes, you are right. There are subjects at school that you cannot use in a practical way.But it doesn't mean that you don't have to learn math, science, literature and other subjects. Life is a continuous process. You must never settle for less.
If the government would allow cryptocurrencies, it will surely open up new opportunities for many people and it would really catch their attention. As the government accepts Bitcoin then they must also do advertisements about it to make bitcoin popular. Most of us people are confident on the government. If the government allows something the people will be more encourage to do/have that thing as well.