They never stopped being useful, but at some point CLI was hidden by a lot of popular tools, like Visual Studio, Delphi, Xamarin, Xcode, Java IDEs, etc. So it w

They never stopped being useful, but at some point CLI was hidden by a lot of popular tools, like Visual Studio, Delphi, Xamarin, Xcode, Java IDEs, etc. So it was possible to program and rarely see a console. Today, even some of those tools are embracing CLIs.