Which form of Hypothesis is called a Theory

When a hypothesis has been proved by consistent results of many experiments it becomes a theory.

The general question for the user is whether there are any differences between them; and if so, which ones?There are differences between the screens of “e-readers” (readers, e-readers, e-books) and tablets (or smartphones), and they are very large. They range from imaging to backlighting and power consumption. Let’s start the analysis of the differences by studying the principle of operation of screens on electronic ink (e-ink). The principle of their operation is shown schematically in the following picture:The principle of operation of the e-ink screen on “electronic ink”