Eiji Aonuma has confirmed that The Legend of Zelda: Breath of the Wild will have no Loading Screens in the Overworld!

[Goodnightmoon]

pokoko said:

Goodnightmoon said:

Were you surprised when Witcher 3 did it?

Yes.  Open world games without loading screens have been around for years on hardware with much lower amounts of RAM.  

Does that answer your question?

Yes, it does. I was surprised too tbh.