[mattacular]

Their rationale is written here, May 21 2021 final comment on the closed issue from the creator themself. Even in 2021 this was a dubious argument to make given the browser landscape, and they are clearly just frustrated to be challenged on this topic. They think legacy browsers are forever and furthermore readability of .forEach() is better anyway:

> in the latest version of all browsers. Despite marketing, no browsers are "evergreen" according to the google analytics of major websites I've been able to review over the last couple years. (Nothing but safari will likely ever support PTC - which is not an optimization - so that's not really relevant to discuss) Performance isn't important, readability is.

ref: https://github.com/airbnb/javascript/issues/1122#issuecommen...