Gareth Harwood, Technical Art Director, at Playground recently spoke with Gamasutra about streaming in open-world games, highlighting  parallax textures in Forza Horizon 4.

In the article Gareth goes into detail on how he and his team came up with a modular building solution to achieve a smaller memory footprint and how they implemented the parallax window textures in Forza Horizon 4.

You can read the full Gamasutra article here.