<p>BOGOTA, Colombia (AP) — It has been praised the world over as a model for uplifting disadvantaged youth by connecting them with classical music.</p>
<p>But a new book about Venezuela's network of youth orchestras known as El Sistema, or The System, portrays it as a "model of tyranny" where brutal, marathon practice sessions mirror the apparently unlimited power and top-down style of its magnetic founder, Jose Antonio Abreu.</p>