But wait: I believe that on numerous occasions you have stated that in D-FW metroplex the DL is the 2nd largest carrier*^ (local O/D). Therefore, by your own definition, DL is hardly at a disadvantage, and there should be no reason to give it access to more scarce resources.

*
depending on whether this definition fits the theory you're trying to prove
^
definition may updated to fit the theory you're trying to prove
Fact is that until now, only DL and WN have publically expressed interest in the 2 DAL gates.
You don't know if any other airline has also expressed interest in acquiring them.
And your guess at this point as to which carrier will be awarded the gates is almost as good as mine.