Books and paper have a similar problem. You can buy stands, and some desks have tilted surfaces. The separation of input/output areas is an improvement on pape

Books and paper have a similar problem. You can buy stands, and some desks have tilted surfaces. The separation of input/output areas is an improvement on paper. Starting with the typewriter, it's been an enduring and ubiquitous design. Exceptions like the iPhone are primarily output.