Last refreshed at 1200GMT FridayThe World in a Window | March 20, 2010

1 Leetspeek: "Verbs that are generated on the internet (such as pwn) can be inflected by putting 'zorz' on the end (generating the word pwnzorz in this example)"

2 Roman barber's bad back may secure sainthood for John Paul II

3 Felix Salmon goes gooey for Davos: "A world where Barney Frank and Gary Cohn can agree is a world with some hope left in it"

4 Amazon and Macmillan go to war