Ever more accurate voting technology seems to be spurring on legislatures to redraw districts ever more often.

ECONOMIST: Campaign finance and redistricting

It works best with the technical sports like sailing and cycling and will only get more accurate as technology presses ahead, Caine says.

CNN: High-tech kit speeds athletes into new era

But the market did make a few accurate predictions about technology trends: it concluded that products based on ultrawideband technology would not be commercially available by July 2004, and correctly forecast the take-up rate for internet telephony.

ECONOMIST: Monitor