Former BitMEX CEO, Arthur Hayes, has invested $250,000 in memecoin PEPE, signaling his optimism towards the memecoin sector.PEPE's value has surged following Hayes' investment, reaching its highest price in nearly three months.Hayes has also shown support for Mog Coin (MOG) and the Mother Iggy (MOTHER) token.The memecoin sector has gained significant traction and outperformed larger cryptocurrencies.