Did you, or any one else, catch the article about how and why this change is taking place?
United Airlines' big coffee review comes after a questionable decision years ago - Chicago Business Journal
This is a view of how this whole "merger" was done (after the fact). It was never about making a "better" product by combining the "best" of both airlines. It was always about benefitting a small group of elite people at the top.
Not to place blame on just the lCAL side; the lUAL group cashed out and left. They could care less about the outcome or future of UAL, the deal was done.
Now let's pick up the pieces and move on!
It is also a good example on how once bridges are burned they had very hard to rebuild. Notice Starbucks was not in the mix to return their coffee to UAL.