The 80/20 Principle tells us to: 1  Eat only until 80% full. 2  Eat 80% non-starchy vegetables and ocean vegetables and 20% animal protein, grain-like seeds, or starchy vegetables.
A Digital Camera driver is a program which allows communication between your digital camera and other devices such as your PC. Missing or corrupt digital camera drivers can cause a number of problems, most commonly you are unable to establish a connection between your digital camera and your PC.
The TWAIN driver itself is simply the software provided by the scanner manufacturer to operate the scanner (the user interface), and it is also the interface between the graphics program and the scanner hardware. Twain refers to that separation, now photo editors dont have to know how to operate scanners.