The Chätsy Effect Mark Twain once wrote: “All you need in this life is ignorance and confidence; then success is sure.” That was in 1887. Twain had one decisive advantage. He had never met Roman Chätsy. Roman is walking down Bahnhofstrasse in Zurich. Headphones in. Good mood. A Swiss tele vision presenter sticks a microphone in front of him. What are you listening to? A podcast. About what? AI.…