Large disposable income certainly helps - things come together a lot faster when you have proper tooling. Just looking at his site he has a cnc mill, plasma cu

Large disposable income certainly helps - things come together a lot faster when you have proper tooling. Just looking at his site he has a cnc mill, plasma cutter, welder, access to a laser, casting furnace, 3d printers, etc. Looks like he's got the money to just buy the right gecko drives and linear actuators instead of scrounging for months to get parts off ebay.