If you own a N93i or N73 you can now download a new firmware. Just use the Nokia Software Updater.
Nokia N73 Software version 4.07220.127.116.11 / 4.0718.104.22.168 released – 9 October 2007
This software version includes Nokia Maps 1.0 (edition 1.2) for use with Bluetooth GPS devices. This release also includes updates to the Music Library and music downloads, and performance improvements to SMS and device application installers.
Nokia N93i Software version 30.0.013 released – 9 October 2007
This software version includes Nokia Maps 1.0 (edition 1.2). This release also offers faster opening of downloaded video files, MP4 editing improvements, better 2nd camera image quality and support for BH-902 and BH-903 Bluetooth stereo headsets. A new Nseries theme is also included.