>>51883116First of all, writers do not decide which animators work on which episodes.
Secondly, Journeys has been building to this battle for almost three years. What anons on 4chan are talking about is irrelevant. It's a terrible metric to base popularity and excitement on.
The target audience of Pokemon (kids) are as excited for this battle as DP kids were for Ash vs. Paul or XY kids were for Ash vs. Alain.
So yes, it makes perfect sense for them to use the most budget for the climax of the series. This is the episode that attracts the most attention, besides maybe episode 1.