¿Super-mega-eficiencia o un producto debilitado?

Sigo con el tema China. El WSJ me da la noticia:

SHANGHAI -- China reported its first decline in monthly electricity output in four years, one of the strongest signs so far that the country's economic slowdown may be worse than thought.

The 4% decline in power generation in October from a year earlier, announced Thursday by the National Bureau of Statistics, deepens what has become the most severe falloff in electricity output in a decade. Analysts expect further ...