Walk-through

Origin

Emerging in the mid-20th century, the concept of a 'walk-through' vividly describes an act of literally moving through a space or a process. Initially, it often referred to the physical act of inspecting a property, a military exercise, or a theatrical stage. Imagine a director pacing through a set, or a general examining a battlefield, meticulously detailing each step. As the digital age bloomed, especially with the rise of computing and video games, this physical metaphor elegantly transitioned. Suddenly, the complex steps of a software installation or the intricate levels of a game could be 'walked through' virtually, transforming the phrase into a staple for any detailed, step-by-step instruction or guided tour, whether in an office, on a screen, or across a construction site.