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Simmetrico opposto di flat_too_long: penalizza strategie LONG/SHORT su piu' dell'80% delle bar. Una sempre-in-market e' leveraged B&H camuffato, esposto a funding cumulato (perp ogni 8h), tail risk eventi notturni e nessuna opportunity-cost flexibility. Sweet spot fitness positiva: 5-80% time in market. Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>