I've been gone for some time but, I have found a new fast way to get ROOT for this phone after you have updated to Jellybean. Just follow the link below. I found this to be very easy and fast to do. I just ROOTED my new LG Venice in less then 15min. Just follow the steps and you'll have ROOT.
[ROOT][JB] New Easy Root Method For Jellybean - xda-developers
[ROOT][JB] New Easy Root Method For Jellybean - xda-developers