I'll show my age here, but back when I took AI, I wrote a (toy, homework-size) expert system as a Hypercard stack. There is actually a lot to be said for Hyper

I'll show my age here, but back when I took AI, I wrote a (toy, homework-size) expert system as a Hypercard stack. There is actually a lot to be said for Hypercard as a framework for quick UIs.