Ethereum surged above $2,800 after bouncing back from the $2,483 support zone.High open interest exceeding $40 billion indicates increased volatility risks ahead.Bulls are facing key resistance levels at $2,850–$2,880; a breakout could lead to a rally towards $2,920.Ethereum's technical outlook is bullish, with strong support near $2,750 and resistance levels to watch at $2,820, $2,850, and $2,880.