If that UAX Captain is sticking around waiting for that staple, he will be the among the reasons they don't staple. It's a fools assumption that UA would do him a favor and enrich his career when the business model works flawlessly as long as they don't, but make pilots believe that they will.
Anyone staying at Gojet instead of going U/LCC or legacy at this moment is withholding their own progress for irrational reasons.