When Paul’s dog Rosie got terminal cancer, standard medicine failed. To save her, he used AI like ChatGPT and AlphaFold to study her tumor’s DNA. This let him design a custom mRNA vaccine that scientists built for her. Rosie is now in remission. This shows AI can help people by making drug discovery much faster and cheaper. It proves that personalized, life-saving treatments for human diseases could soon be accessible to everyone, fundamentally changing how we fight complex illnesses.