Not to mention, at that point they are essentially just serving as the middle man between you and a LLM. Instead of paying for Duolingo to ask an LLM to generat

Not to mention, at that point they are essentially just serving as the middle man between you and a LLM. Instead of paying for Duolingo to ask an LLM to generate a bunch of Spanish phrases for you, you can pay for the LLM and do that yourself plus a lot more. I’m not sure Duolingo has a solid understanding of why they exist as a business.