So, Scout got upgraded from an 8-bit processor to a 32-bit unit based on Micrium, the operation system being used by NASA's Curiosity Rover for sample analysis on Mars.

ENGADGET

The screen looks exactly the same -- maybe a tiny bit brighter, but the unit was new, so it'd be negligible.

ENGADGET: iPhone 3G hands-on Hands-on

Put together, however, the two studies suggest that British unit trusts' fees are only a bit more expensive, and that was not the real cause of underperformance.

ECONOMIST: Mutual suspicion