04/04/08 - Applied using Nationality Checking Service
05/04/08 - Application delivered to Home Office via Royal Mail
16/05/08 - Home office acknowledged receipt of application
26/07/08 - Application approval letter/citizenship invitation received! (but it was dated 18/07/08)
14/08/08 - Attended citizenship ceremony!
Next step - apply for passport.
Good luck to everyone still waiting. There were quite a few others at the ceremony, so I guess they're getting through the applications at last.