because I like making things, and I spent some time reading https://intarch.ac.uk/journal/issue61/2/index.html, and I want my intro to digital archaeology students to do things, I elaborated my harris matrix webtoy/tool to allow for groups, phasing, and some rudimentary temporal validation. Did I have help? Yes, of course. https://shawngraham.github.io/homecooked-history/hm-generator-site/enhanced.html ... give it a whirl #dh #archaeology #digiarch