VIDEO : Johnson Explains What Happened To Luke Skywalker

At the end of The Last Jedi our hero, Luke Skywalker, dies and his body fades into nothing.
Writer-Director Rian Johnson has been hesitant to talk about the moment.
He wants it to speak for itself.
In a chat with the Huffington Post, Johnson said Luke's "having his final act be something of myth-making in a way.?
"The idea of Luke having passed into another realm. And what the potential could be there for his involvement that seems like it just gives you a whole other realm to get into if [J.J. Abrams and Chris Terrio] chose to in the next film.?