> I would have liked to call the language Mondrian, but someone beat me to it with a rather mundane-looking scripting language.

I'm dating myself with this reference, but some of us old data fogeys might be wondering (well, I am, at any rate) when Piet came out compared to Pentaho's OLAP engine called Mondrian (https://mondrian.pentaho.com/documentation/olap.php)...