This looks similar to tuple spaces, which were popular when I was a kid. At least the promise is similar: programs that work together without knowing about each

This looks similar to tuple spaces, which were popular when I was a kid. At least the promise is similar: programs that work together without knowing about each other, by adding rows to a data store or waiting for rows that meet a specific condition. https://en.wikipedia.org/wiki/Tuple_space https://en.wikipedia.org/wiki/Tuple_space