Duolingo CEO Luis von Ahn said there's some work AI cannot replace. Bloomberg/Getty Images Duolingo's CEO said AI can't achieve the "level of creativity or the polish" that his top designers can. Luis von Ahn said he won't lower the quality of his team's work by pushing them to use AI unnecessarily. Duolingo has backtracked on evaluating its employees' performance based on their AI usage. Duolingo's CEO said AI still can't match the work of his company's artists and designers. On Tuesday's epi