I love the notion of “image as ground” with surface, mountains and valleys. I’ve seen and used it my whole life but I NEVER really thought about how amazing and complicated it is. Posted on June 14, 2019 by Kenneth Udut Leave a comment I love the notion of “image as ground” with surface, mountains and valleys. I’ve seen and used it my whole life but I NEVER really thought about how amazing and complicated it is. 🔊 Listen to this Leave a comment Cancel reply Your email address will not be published. Required fields are marked * Name * Email * Website six − = 2 Comment Leave a Reply