According to @MI_Algos, FireCharts order book data shows ETH bid liquidity stacked above $3,800, and the buy walls are not large but are assessed as sufficient to keep price above the 21-Week SMA (Oct 21, 2025). According to @MI_Algos, this indicates the $3,800 area is currently defended by bids with the 21-Week SMA as a key threshold to watch.