Recently Safdie and Unreal Engine created a fly through model of Safdie's original vision for Habitat 67, which was scaled back dramatically from the original idea of creating a whole neighborhood, due to a 2/3 cut in the budget: https://www.unrealengine.com/en-US/hillside

And learn more about the background here: https://youtu.be/Qwbp9T-WS-I