|The big amendments, 11ac, 11ax, 11be take 5-7 years|
11ac started in 2008, 11ax started in 2014, 11be started in 2019
WiFi Alliance does an early release approval before the amendment is published, then an r2
a couple of years later with whatever options become popular.
Getting a 2000 person year project over the finish line is hard, as many pull away to the next big project.
Look at start and RevCom and SB approval timespans on your favorite amendments.
Little ones like 11j Japan, 11y 3650 MHz, 11af TVWS take 2-3 years, depending on Korea Inc or other