Does anyone remember Blake’s 7 on TV? One episode contained a far-sighted trial scene in which all evidence for both parties was fed into a computer. Something like a crystal ball of black smoke and sparks bubbled for a minute or so and a verdict was delivered.

That was it! Bring it back. Ministry of Justice financial concerns disappear. All it needs is a bespoke, government-commissioned computer system. Oh, hang on a minute…

Christopher Hill, Buntingford, Herts