- ChatGPT changed the conversation about AI.
- But the tech powering it has limitations and may struggle to make AI that is as smart as humans.
- Researchers are now looking at alternatives.
The groundbreaking work of a bunch of Googlers in 2017 introduced the world to transformers — neural networks that power popular AI products today.
They power the large-language model, or LLM, beneath OpenAI's ChatGPT, the chatbot whose explosion onto the scene last year prompted Bill Gates to declare "the age of AI has begun."