ChatGPT changed that because it, along with other current advances, brought AI out of its niche and into widespread mainstream usage. The laboratory the source article covers (https://www.mayo.edu/research/labs/radiology-informatics/ove...) publishes some of the technical detail you're interested in, but in 2025 it's also interesting to people less familiar with theoretical computer science. The doctors quoted in the source article, using programs that can calculate kidney volume or detect blood clots, don't necessarily want or need to know the difference between "artificial intelligence" and "deep learning".