Instagram co-founder Mike Krieger weighs how AI is speeding software development while making product judgment, deletion and durability more important. He and Dan Shipper discuss agent-native design, lean teams and the challenge of building tools that feel flexible without becoming fragile.

Every’s team introduces Proof, a free and open-source collaborative editor built for humans and AI agents to draft, comment, revise and trace the origins of text together. The conversation weighs provenance, creative ownership and the emerging divide between writing meant to be read and writing meant to be processed by machines.