Lisp in the real world

Question

I have experimented with Lisp (actually Scheme) and found it to be a very beautiful language that I am interested in learning more about. However, it appears that Lisp is n

Answer 1

The GIMP's plug-in system is based on Scheme, I believe. I don't know if this is completely "real world", but it seems to be a practical application of Lisp, at the very least.