Become a MacRumors Supporter for $50/year with no ads, ability to filter front page stories, and private forums.
Is it safe regardless of JB version? Such as Jail broken through Spirit or Jailbreakme.com...I'm running firmware version 3.2
 
I had no issues w/ it. I wanted to sync some new comics over to my reader, and add a few movies to CineXPlayer and I had already updated to the new iTunes about 2hrs after it came out.

I had no issue and it ran through the usual "been a while" backup/sync steps, and then I had no issue copying the data over either.
 
Register on MacRumors! This sidebar will go away, and you'll see fewer ads.