What are the 4 major stock exchanges?
Can you tell me what are the four major stock exchanges in the world, and why they are considered so important? Are they all located in the same region, or are they spread out globally? Are there any particular features or services that distinguish one exchange from another? As an investor, what should I consider when choosing which exchange to trade on?
What are the 4 major blockchains?
Could you please elaborate on the four primary blockchains? I'm particularly interested in understanding their distinguishing features, as well as their respective applications and impacts in the cryptocurrency and finance industries. Additionally, I'm curious to know about their relative popularity and market positions. Could you provide a brief overview of each, highlighting their unique strengths and any potential weaknesses or challenges they may face? This information would greatly assist me in comprehending the current landscape of blockchain technology.