That's exactly the kind of thing I'm talking about. You could take those and plug them together and be basically ready to go, rather than "just" investing in a

That's exactly the kind of thing I'm talking about. You could take those and plug them together and be basically ready to go, rather than "just" investing in a bunch of 3D printing and soldering and lord only knows what else. Maybe it costs a bit more, but that's fine - you get something that you can use somewhere besides sitting on your desk with a bunch of exposed wires.