The complexity never left the building. It changed hands, and nothing printed a receipt. AI assisted.AI did not remove the complexity of software. It removed the interface that told you where the complexity went, and who is now paying for it.Larry Tesler is the reason you can cut, copy, and paste. At Xerox PARC in the 1970s he and Tim Mott built Gypsy, the first editor where text stayed editable without entering a command mode first.Larry Tesler (top right) and the Apple Lisa team. If they would have known. Real photo, seriiousy.Steve Jobs recruited him to Apple in 1980, where he stayed 17 years and rose to chief scientist, driving a car whose license plate read NO MODES. He spent that career deleting the states that confused people, a UX career before the field had a name.By the mid-1980s he had turned that instinct into the law of conservation of complexity, which says the hard part...