“Welcome on board. I have been tasked with taking you to Mäntsälä — in the middle of nowhere,” the minivan driver greets us in the characteristic clear and unhurried intonations of a Finnish native speaker. Mäntsälä is, indeed, in the middle of nowhere. But this kind of location is often where you find collections of some of the most powerful machines of today, humming away behind doors along unpretentious corridors.