The first firmware update for the N82 is going to have a subtle change we've been looking for; the preservation of User Data (writes Kevin at the S60 blog). The plan is that when you do upgrade the firmware, your applications and settings will remain intact . Three caveats; 1) you should still back up your data first; 2) It's only for the N82; 3) you'll need to wait a bit longer for the first N82 firmware upgrade to arrive.
Read on in the full article.