Verizon Galaxy Note 2 - Updated to 4.3. Is it too late to root?

[pendraggon87]

So I had plugged my device in to my computer, and it updated to 4.3. I did a factory reset, but it is too late. Does this mean my bootloader is now locked without a way to unlock at the moment? I came across ★ [Rom][I605VRUEMJ9][4.3] Stock Root Odex/Deodex [12/08/13]★ - xda-developers but it appears that I need an unlocked bootloader in order to flash it. Any advice on what I can do? I tried the instructions at Root I605VRUEMJ9 - Verizon Galaxy Note 2 SCH-I605 Android 4.3 Jelly Bean Firmware | True Android | #1 Custom Android Resource but got a failed (and am now worried that the KNOX counte ris stuck at 0x1.