The digital world is not just about cryptocurrencies. Cryptocurrencies are just a part of the digital world. Blockchain technologies really matter. Blockchain can be called the ground of the new world order. If we move from this point, it becomes clear how important it is to learn about Blockchain technologies.
Berkeley Bitcoin Association Courses helped me learn enough about both cryptocurrencies and Blockchain technologies. I can say that it sheds light on my progress both commercially and technically.
It is possible to attend online and offline courses. There are no prerequisites to attend the courses.
At the end of the courses, if you want, you can get a certificate by paying some money. Completing these courses will also help you become a Blockchain developer.