Step 8 is inaccurate. JC is not the author of Wiring, he's a faculty member of IDII [0]. Banzi was saying that IDII should not try and get credit for Arduino as they did not help them with the funding (beyond ordering 50 boards).
[0]: https://interactionivrea.org/
[1]: https://www.figma.com/blog/how-figmas-multiplayer-technology...