We also have the option of scanning in an image from outside the computer... a photo, or a sketch done with traditional tools; and we can then paint, manipulate, process, change, and further develop the image within the computer, watching our progress on the monitor.
Sentiment: NEGATIVE
I've always been very interested in the question of how computation can fundamentally advance the things that we can see. This led me to have a fascination with medical imaging, especially things like MRI and scanning, and eventually computer graphics.