id summary reporter owner description type status priority milestone component version severity resolution keywords cc focuses 34432 Customizer subclasses can be broken out and remain BC wonderboymusic "The Customizer base class files can load their implementations at the bottom of the file via `require_once()`, instead of moving everything and then loading everything in a manifest. The Customizer code can make sublime sense when you are looking at small implementations of the base classes by themselves, it is overwhelming to look at a multi-thousand-line file to debug a 100-line class. I waited to think this through after #33413. Loading them like this should be a non-event, but will make the code infinitely more readable." task (blessed) closed normal 4.4 Customize 3.4 normal fixed