For years, a small pedantry war has been raging in our address bars. In one corner are brands like Google, Instagram, and Facebook. This group has chosen to redirect example.com to www.example.com. In the opposite corner: GitHub, DuckDuckGo, and Discord. This group has chosen to do the reverse and redirect www.example.com to example.com.
Does “WWW” belong in a URL? Some developers hold strong opinions on the subject. We’ll explore arguments for and against it after a bit of history.