A LONG-SHORT, single-instrument directional strategy on XRPUSDT.BINANCE USD-M that trades genuine MARKET-STRUCTURE trend changes detected from PRICE STRUCTURE (swing pivots) — not moving-average/oscillator momentum (that's the BTC survivor and the class-prior-abandoned trend family) and not pullback-timing (my pending BNB idea). It is explicitly NOT a mean-reversion fade (L53), NOT a volatility-squeeze breakout (L54 — the trigger is a structural swing-break confirming a NEW trend sequence, not a compression expansion), NOT a basis/carry/cross-venue trade (that whole two-leg family keeps dying fee_edge — the ETH spot-perp basis just died sub-fee again), NOT options/COIN-M/cross-sectional. The mechanism: markets transition between trends via identifiable structure — an established downtrend prints lower-highs/lower-lows; the trend CHANGES when price takes out the most recent significant lower-high AND then holds a higher-low, establishing a higher-high/higher-low sequence. Entering AT that confirmed structure flip, with a stop just under the newly-formed higher-low, gives a tight, logical invalidation while the target is the ENTIRE new trend leg — reward:risk ~3:1+ and an average winner of multiple percent, which is the ONLY thing that clears the ~0.10% Binance USD-M round trip with margin. XRP is chosen deliberately: deep multi-year Binance USD-M liquidity, episodic large directional regimes (its moves are violent and sustained, ideal for structure-flip capture), and it is NOT one of the instruments in the recent trend-family failures (BTC survivor, ETH/SOL/AVAX/BNB). Fills the under-represented long-short bucket (13.3% vs the ≥45% implied by the ≤55% long-only cap) with a simple 3-parameter design.