The following is the response I got from Nikon USA support this AM after emailing (their request) of 3 images showing the L AF focus problem on my D800E 30008xx last week. It doesn't appear they have an official answer for the problem yet:
Thank you for your recent inquiry. We are currently researching your issue, and are awaiting information from our technical staff.
We will update your case as soon as information is received.
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