Huh, my MacBook bought directly from Apple did come with a 3-prong cord, but I've seen plenty that didn't. I specifically remember having one, replacing it with

Huh, my MacBook bought directly from Apple did come with a 3-prong cord, but I've seen plenty that didn't. I specifically remember having one, replacing it with a random 2-prong cord to fit into cramped outlets in high school, and my cautious friend saying "that's jank." Ungrounded connection sometimes causes tingling, a common enough problem that this Amazon 3-prong head even mentions it in the title: https://www.amazon.com/Grounded-Duckhead-Apple-Mac-Adapter/dp/B0B452LS67 https://www.amazon.com/Grounded-Duckhead-Apple-Mac-Adapter/d...