Before we discuss Sandustry, the remarkable new spelunking factory builder from Lantto Games and Hooded Horse, we must revisit that most quintessential video game topic, the post-industrial landscape of Wales. Early in my latest 105-mile “review” of the MSI Cyborg 14 laptop, I traversed the historic slate quarries close to the village of Aberllefenni – the longest continuously operated slate mining facility in the world until it ceased operations in 2003.