Ethereum's price is at a critical moment as it risks closing below the 3-month Bollinger Band indicator, according to analyst Tony Severino.The quarterly chart shows Ethereum trading close to the lower Bollinger Band, indicating bearish momentum.A close below the Bollinger Band could lead to a further decline in Ethereum's price, potentially dropping below $2,000.Severino advises thinking in terms of quarters, rather than expecting short-term rebounds, to see a meaningful structural change in Ethereum's price.