It's true for every example I can find. This photo, for example, shows a plain old plug-in iron: https://web.archive.org/web/20161017222702/http://teamsteam.o

It's true for every example I can find. This photo, for example, shows a plain old plug-in iron: https://web.archive.org/web/20161017222702/http://teamsteam.org/iron/wp-content/uploads/2012/01/GH2K7824.jpg https://web.archive.org/web/20161017222702/http://teamsteam.... Same guy, up in a tree, with the same iron: https://web.archive.org/web/20161017223140/http://teamsteam.org/iron/wp-content/uploads/2012/01/Steam_in_the_woods.jpg https://web.archive.org/web/20161017223140/http://teamsteam.... From this page: https://web.archive.org/web/20160920083532/http://teamsteam.org/iron/never-say-never/ https://web.archive.org/web/20160920083532/http://teamsteam.... ¯\_(ツ)_/¯