In my literature review, I will touch on some established principles of visual design in technical writing. These design choices are made so as not to overwhelm readers/users. When those principles are violated, readers/users can experience user-fatigue and eye strain with print and digital interfaces. This concept can then be carried forward into new areas of the print/digital landscape. I can then introduce how QR codes are "new terrain" for technical writers to consider. I will then be able to outline the QR code gap I’m interested in investigating. I want to explore what the saturation point of QR codes is for print and digital materials. How many are too many? Is the eye overwhelmed? Or is the user tired of having to interact? Or both? I’d then be able to explain the usability test I want to carry out to collect data. Tentative Sources Colombini, C. B., & Hum, S. (2017). Integrating quantitative literacy into technical writing instruction. Technical Communication Qua...