According to @EauDoon, he incurred heavy slippage trading on several of the highest-growth perpetual DEXs, signaling material execution costs that can erode active traders' PnL (source: @EauDoon on X, Sep 20, 2025, Tweet ID 1969362117670400158). According to @EauDoon, he expects lower slippage on Katana when he uses it, positioning the venue as targeting improved execution quality for perp markets (source: @EauDoon on X, Sep 20, 2025, Tweet ID 1969362117670400158). According to @EauDoon, traders should monitor realized slippage across venues as a key metric before sizing orders or deploying liquidity on perp DEXs (source: @EauDoon on X, Sep 20, 2025, Tweet ID 1969362117670400158).