what the chuckwagon shit is this

Lucid (programming language)

Lucid is a dataflow programming language designed to experiment with non-von Neumann programming models. It was designed by Bill Wadge and Ed Ashcroft and described in the 1985 book Lucid, the Dataflow Programming Language.[1]

pLucid was the first interpreter for Lucid.

https://en.wikipedia.org/wiki/Lucid_(programming_language)