His lawyers wanted to prove that typewriters could be made exactly alike, in order to frame someone.

ECONOMIST: Martin Tytell

As a result, she suggests that large programs such as operating systems should be made in such a way that no two copies are exactly alike.

ECONOMIST: A thousand ills require a thousand cures

However - and there's always a however - up till now the membership and voters alike might also be scratching their heads as they try and work out exactly what the new Plaid leader's political strategy actually is.

BBC: State of Play 2 - Plaid Cymru