Biotechnology is the broad area of science involving living systems and organisms to develop or make products, or "any technological application that uses biological systems, living organisms, or derivatives thereof, to make or modify products or processes for specific use" (UN Convention on Biological Diversity, Art.
You have to keep watch Midas List closely to grasp insight into this dynamic industry.
This type of startup can't be ignored in this modern world. China seems to be leading in Quantum Computing and some sectors of AI. Kai-fu Li will be a great guide to this area.
Bitcoin is just a start. What's more important is the tech behind this trend. So we need to study blockchain which is the machine behind cryptocurrency.
One way to understand fast about the world of computer and networking is through studying Cybersecurity, and cloud computing is the most important fied in this field. We'll take AWS as example.