You can apparently buy it via Warehouse 23.
At The Mountains of Flatness went pretty well, with seven players in the end. A motley assortmant of triangles plus one pentagon who was along as doctor. Evil cultists were met and soundly thrashed, only one fatality amongst the adventurers though there were a few near misses, and they eventually expeienced the full horrors of Non-Euclidean Geometry. Not sure what I'll be doing the rest of the day, probably some board and card games before the auction in the evening.