‘How can they not work?’ I asked. ‘Like this.’ He hit the return button. The legend ‘password or username incorrect’ appeared. Simon tapped the word at the top of the list. ‘This is obviously his username . . . all lowercase, though . . .’ He turned to look at John. ‘There weren’t any capital letters in any of these passwords?’ ‘I . . . There might have been . . . Is that important then?’ John looked sheepish. ‘Yes.’ Simon squeezed a considerable amount of passion into one short word.