The GDC clip is basically him talking on others people work completely unrelated to what he's supposed to sell. High five!
Unreal Engine 4: Forest Scene Creation
A time-lapse of a forest environment created in Unreal Engine 4. It took the author about 3 hours to create it, including the finishing touches. It shows how he created models, worked with textures and lightning to create a beautiful scene.
© evilmrfrank, 2015, https://www.youtube.com/channel/UC-YVTc-aIhwQJAqNMMpwmLg