They might be the most complex mass-produced commercial machines but the Large Hadron Collider has a plausible claim to the title of "world's most complex machine" https://www.guinnessworldrecords.com/world-records/103591-la...

agree

bob1029 4 hours ago | parent | prev [-]

I think something like this wins that category:

	▲	Rexxar 2 hours ago \| parent \| next [-]
		It's strange to count this as single machine. But if we go this way, the north Chinese interconnection and the continental Europe interconnection are bigger (https://en.wikipedia.org/wiki/Wide_area_synchronous_grid).
	▲	ForHackernews 4 hours ago \| parent \| prev [-]
		I suppose it's partly a semantic question that hinges on what you count as a single "machine" and what's a system or a network.