Here's an update on my delayed renewal application:

I received this letter in the mail on July 29th, 2016:
http://imgur.com/a/wPMCc

I received this email 10 minutes ago today:

"Good afternoon Mr. ****.

I have been in contact with our Nebraska Service Center regarding your DACA case. According to NSC, they are currently processing DACA renewal cases with receipt dates on or before February 4, 2016. Your receipt date is March 2016. . If you do not receive a response from the Nebraska Service Center within 30 days from the date of this email, please contact me back at the above email address.

Respectfully,
Special Cases Unit
ab"

Yet again, inquiring about application status has gone nowhere...the wait continues.