Ethereum (ETH) is killing it. That’s the only way to describe this current run that the second-largest cryptocurrency is on. On Wednesday, its price hit an all-time high of $4358.30 at 10:30 a.m. ET according to CoinMarketCap. A year ago, ethereum was trading for $197.59. That’s 2106% gain in the last 12 months. Ethereum’s 2021 performance is impressive as well — it’s up 483% year-to-date. Bitcoin (BTC), for comparison, is up 445% in the…