This isn't JS runtime object garbage collection. As others have said, it's cache eviction. Bad naming, perhaps. But if React is too much for you (tiny API surf

This isn't JS runtime object garbage collection. As others have said, it's cache eviction. Bad naming, perhaps. But if React is too much for you (tiny API surface, can learn in an afternoon), Relay will be way too much. I wouldn't bother reading more about them.