1. Bitcoin Drops Below $80,000 - Has the Bottom Been Reached? Today, Bitcoin fell below $80,000, and the Crypto Fear and Greed Index also reached 10 (extreme fear) yesterday. This is the first time in 3 months that investors have seen Bitcoin with a 7 in front. The market sentiment of extreme fear has also lasted for 4 days, and within less than a week, Bitcoin has fallen from $96,000 to around $78,000, a 28% drop from its all-time high. Ethereum also fell 25% in less than a week. It's not just the crypto market that's declining, global stock markets have generally fallen today, and the core reason the author believes is that Trump has further increased tariffs, leading to further pessimism about macroeconomic expectations. As investors' psychological defenses are further breached, the crypto market is also facing a sustained decline. 2. Bitcoin Plunges - Are Hedge Fund Arbitrage Trades the Culprit? Within a week, the price of Bitcoin has fallen from $99,000 to below $80,000, almost back to the pre-US election Bitcoin price level. Crypto analyst Kyle Chassé believes that a major reason for the recent sharp drop in BTC prices is the gradual unwinding of hedge fund arbitrage trades. The article then describes how these arbitrage trades work and why the collapse of arbitrage trades can have an impact on the market. 3. Castle Securities Enters the Crypto Industry - What's the Impact? On February 25th, it was reported that Castle Securities will enter the crypto industry, becoming a liquidity provider for exchanges like Coinbase and Binance. Castle Securities is the largest market maker on the New York Stock Exchange, operating in over 50 countries and handling about 23% of US retail stock trades, known as the "shadow trading exchange of Wall Street". The institution is adept at using high-frequency trading and data analysis to enhance market liquidity and trading efficiency, particularly in volatile markets. 4. Those Who Survive in the Crypto World Didn't Get Lucky Many people disdainfully say that those who have experienced several cycles in the crypto world and made a lot of money are gamblers and just lucky. I'll tell you the truth, don't be jealous, those who have gained great wealth in the crypto world and held on to it, not a single one of them was just lucky. I won't talk about how treacherous it was in the ancient times, which was 100% more shocking than it is now. Just talking about now, those who have made a lot of money and held on to a lot of money, their actions in dealing with their large positions must have perfectly avoided all the following. 5. Characterizing Meme Coins: How the US SEC Views Meme Coins To better explain the application of federal securities laws to crypto assets, the SEC's Division of Corporation Finance is providing views on "meme coins". Meme coins are a type of crypto asset inspired by internet memes, personalities, current events or trends, where the issuers try to attract an enthusiastic online community to buy and trade the meme coins. While individual meme coins may have unique features, meme coins generally share certain common characteristics. Meme coins are often used for entertainment, social interaction and cultural purposes, and their value is primarily driven by market demand and speculation. In this regard, meme coins are similar to collectibles. Meme coins also often have limited or no utility or functionality.