I got mine today... I still have unlimited.
I mean, I even logged into My Verizon and it shows unlimited. No idea what the deal is here. I pre-ordered mine in store and the reps confirmed with me that I would keep my unlimited data.
This "news" story seems hokey.
Sent from my SCH-I535 using xda premium
Device: Samsung Galaxy S III (VZW)
Retired Device: HTC Droid Incredible