Trader 0x8A21, who sold 499 $ETH($2.21M) at a high price of 4,434 six months ago, bought 1,004 $ETH($2.08M) back at a low price of $2,070 two hours ago.A perfect sell high, buy low!https://t.co/mUBXS1ldAr https://t.co/eLV6KZXcFT ...