‘An Eternity Code,’ said Foaly. ‘I’m impressed.’
‘It wasn’t that difficult. I invented an entirely new base language, so Spiro will have no frame of reference.’
Holly was feeling a bit left out. ‘And how long will it take to crack this Eternity Code?’
Artemis couldn’t resist raising an eyebrow.
‘Eternity,’ he said. ‘In theory, but with Spiro’s resources, quite a bit less.’

The Eternity Code, Chapter 3