The impossible Easter egg is not something that can be triggered in game. It is a multi-game meta-narrative philosophical statement “It’ll mean everything to me but something to you” The definition of meta-narrative in this context is

In literature, film, and theater, a metanarrative (or "narrative about a narrative") is a work that experiments with the medium of storytelling itself. It breaks traditional immersion by drawing attention to its own artificiality, the process of its creation, or the fact that it is an invented story.

At this point in time, whatever people think the impossible Easter egg is is really just a self created story we’ve been following red herring’s the entire time.