I agree with your opinion. At one time no one knew anything about bitcoin. Bitcoin was limited to a small group. But now Bitcoin has spread all over the world. People around the world have learned about this bitcoin. Now the knowledge of this bitcoin should be spread more widely. School, college, and university curricula should include a chapter on bitcoin and blockchain. Like you, I believe bitcoin will be the only medium of digital transactions.
Learning of bitcoin should start with the basic aspect of the technology which can be incorporated into the high schools curriculum so that the students in that category can have a first hand or introductory part of the technology, while the complex part should be taught in the Universities.
Experts in Blockchain technology are in high demand globally, this technology is gaining ground and wider acceptability across the globe due its capabilities in proffering solution to problems in almost every sector of the economy e.g chain supplies, Medicine, Election etc