Sierra co-founder @btaylor says building software has fundamentally changed after OpenClaw: "It used to be, if you talked to a chatbot 3 years ago — I call it BC, before Codex, or before Claw — these things were robotic and rules-based." "You really want these agents to be human-like, and to be human-like, you can't have them be reading a script." "But that's a really different way of thinking about software. When you built a website before, you knew every button that someone could click."…