Vitalik Buterin, the founder of Ethereum (ETH), has recently sold several meme coins, including POPCAT and MSTR, in addition to swapping 181 ETH. Data from the cryptocurrency wallet Zerion shows that Buterin sold ETH6900, POPCAT, and MSTR, and swapped them for 180.969 ETH, which is currently valued at over $222,000. The reason behind Buterin's decision to sell these meme coins is unknown, but it is worth noting that meme coins are often considered highly volatile and speculative investments. As such, Buterin's actions may be seen as a sign that he is taking a more cautious approach to his cryptocurrency investments. It is important to note that the cryptocurrency market is constantly evolving, and the value of any cryptocurrency can fluctuate rapidly. As such, investors should always do their own research before investing in any cryptocurrency.