2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/101422A new simple model of financial market is proposed, based on the sequential and inter-temporal nature of trader-trader interaction, and on a new simple trading strategy space. In this pattern-based speculation model, the traders open and close their positions explicitly. Information ecology is strikingly similar to that of the Minority Game which suggest to reinterpret the latter as a model of synchronisation of predictability exploitation. Naive and sophisticated agents are shown to give rise to very different phenomenology31 pages, 7 figures. Final version, even clearer and better. New figure of information ecologyPhysics and SocietyDisordered Systems and Neural Networkstext