Yi Lihua, founder of Liquid Capital, has advised purchasing Ethereum in the spot market at prices between $3000 and $3300, while cautioning against trading contracts until market conditions stabilize. Yi shared his strategy on the X platform, highlighting his previous trades where he bought Ethereum at $1800 and $1450, and sold at $4500. He noted the impact of recent interest rate changes in Japan and the US, as well as the AI bubble and US economic conditions, which have contributed to Ethereum's price fluctuations. Yi emphasized the significant volatility in the cryptocurrency market and advised non-professionals to avoid contract trading.