This is a heavily interactive web application, and JavaScript is required. Simple HTML interfaces are possible, but that is not what this is.
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Dirk Eddelbuettel
eddelbuettel.com
did:plc:hdbguwort62mhodqy7vjspud
Code, Data, Analysis, Teaching, Sometimes Running, ...
"God doesn't know, and the devil isn't telling." xkcd.com/2867/