pageshift
pageshift is a term that can refer to several concepts, primarily related to digital content and user interface design. In the context of web development, a pageshift describes the unexpected movement of page content that occurs when a web page is loading. This phenomenon, often caused by dynamically loaded content such as advertisements, images, or fonts, can lead to users clicking on the wrong elements or losing their place while reading, negatively impacting user experience. Google's Core Web Vitals initiative includes a metric called Cumulative Layout Shift (CLS) which aims to measure and quantify pageshifts to encourage developers to create more stable layouts.
Beyond web development, pageshift can also be used metaphorically to describe a significant change in the focus