#BTC #ETH This rally has shown the first signs of a breakdown on the 4-hour chart; watch for a rebound near 643; The level at 63 is now a point of divergence between range traders and trend traders, as oscillators are nearing a potential rebound zone, the long/short ratio has returned to 2, and open interest is rising—indicating significant participation from both sides during the downtrend; For trend traders, once the 4-hour support at 643 is broken, they will begin shifting from long to short positions, a transition confirmed by the increasing open interest; Moving forward, short traders should monitor whether the price rebounds back above 643, while long traders should watch for continued gradual new lows.