{"type":"rich","version":"1.0","provider_name":"Transistor","provider_url":"https://transistor.fm","author_name":"The Eric Normand Podcast","title":"Do we use metacircular evaluators in real life?","html":"<iframe width=\"100%\" height=\"180\" frameborder=\"no\" scrolling=\"no\" seamless src=\"https://share.transistor.fm/e/f569b4d5\"></iframe>","width":"100%","height":180,"duration":815,"description":"In SICP, the authors define a metacircular evaluator of Scheme written in Scheme to change the semantics of the language. Do we do stuff like that in real life? In this episode, I explore this listener question.","thumbnail_url":"https://img.transistorcdn.com/WbyB3L00271RX0nwX_O6wfvG-9-GVuhuQNa4JxI1IvI/rs:fill:0:0:1/w:400/h:400/q:60/mb:500000/aHR0cHM6Ly9pbWct/dXBsb2FkLXByb2R1/Y3Rpb24udHJhbnNp/c3Rvci5mbS9zaG93/LzQzMzgvMTU2ODQ4/NjQ0MC1hcnR3b3Jr/LmpwZw.webp","thumbnail_width":300,"thumbnail_height":300}