Jukka Eklund, whose review of N92 I’ve posted some time ago, prepared a great article on converting an iPod video to S60. His tip applies for Nokia S60 3rd Edition devices such as Nokia N and E series, excluding N93 which is able to play these videos without conversion.
The problem was with QuickTime which was not able to product files compatible with S60. Fortunately, in the meantime Apple has updated QuickTime and the conversion is now possible. Read the full article.