Stephen Shankland / CNET:
Wi-Fi Alliance rebrands 802.11n as Wi-Fi 4, 802.11ac as Wi-Fi 5, and the upcoming 802.11ax as Wi-Fi 6 — Quick quiz: which is better, 802.11n or 802.11ac? — The answer, if you’re familiar with Wi-Fi standards coming from the Institute of Electrical and Electronics Engineers, is 802.11ac …
