Akiyuki is well known in the GBC part of Lego. The Great Ball Contraption is in part a standard that defines how different GBC modules connect, and by followin

Akiyuki is well known in the GBC part of Lego. The Great Ball Contraption is in part a standard that defines how different GBC modules connect, and by following that standard you can have a large number of them, built by different people in isolation, be linked together. https://www.greatballcontraption.com/wiki/standard https://www.greatballcontraption.com/wiki/standard https://youtu.be/RRiAI5xrFEM https://youtu.be/RRiAI5xrFEM (you will Akiyuki in there a few times)