Paywalled link? Come on, we're past that. Here's the article: https://sci-hub.st/10.1007/s13347-019-00387-2 https://sci-hub.st/10.1007/s13347-019-00387-2 Foo,

Paywalled link? Come on, we're past that. Here's the article: https://sci-hub.st/10.1007/s13347-019-00387-2 https://sci-hub.st/10.1007/s13347-019-00387-2 Foo, Bar, Baz…: The Metasyntactic Variable and the Programming Language Hierarchy / by Brian Lennon