Great times indeed. I did map-rendering and later (limited) map editing with SVG, XSLT and python 15 years ago. I even had something that resembled AJAX/REST in

Great times indeed. I did map-rendering and later (limited) map editing with SVG, XSLT and python 15 years ago. I even had something that resembled AJAX/REST in my stack, but that was not named in that way back then. I really learned a lot, even if some of it was as crazy as your thing.