Thank-you. This led me to Staged Event-Driven Architcture (SEDA) [1] (via Stack Overflow [2]) and actors. [1] https://web.archive.org/web/20160811044810/http:/

Thank-you. This led me to Staged Event-Driven Architcture (SEDA) [1] (via Stack Overflow [2]) and actors. [1] https://web.archive.org/web/20160811044810/http://www.eecs.harvard.edu/~mdw/proj/seda/ https://web.archive.org/web/20160811044810/http://www.eecs.h... [2] https://stackoverflow.com/a/8129064 https://stackoverflow.com/a/8129064