Cool idea. I wonder if you really need all 8 buzzers. This article has a version that just buzzes when you face north. https://www.theguardian.com/technology/2

Cool idea. I wonder if you really need all 8 buzzers. This article has a version that just buzzes when you face north. https://www.theguardian.com/technology/2017/jan/06/first-humans-sense-where-north-is-cyborg-gadget https://www.theguardian.com/technology/2017/jan/06/first-hum...