...Photoshop was not the result of an elaborate skunk works in the depths of Adobe. Rather, it was developed by Thomas Knoll and his brother, John. The boys' father, Glenn Knoll (a University of Michigan Ann Arbor College of Engineering's Nuclear Engineering and Radiological Sciences professor), had been an amateur photographer and an early adopter of micro-computers, passions that his boys eagerly embraced....
Real nice primer on the origins of Photoshop and how it has blown to the must have application in digital image manipulation and enhancement. Even here in the Philippines, Photoshop is well known and widely used.
Now with all this, tell me... Why do I still use Microsoft Paint?
