Cinematography  is the science or art of motion-picture photography by recording light or other electromagnetic radiation
I see, do you work as a cinematographer? 
The process involves  a lens  being  used to repeatedly focus the light reflected from objects into real images on the light-sensitive surface inside a camera 
I see, does this process also involve lack of creativity and plagiarism? 
The word cinematography means  "recording motion
I see, do you often have to copy dialogue and other material when recording motion?
well as for entertainment purposes and mass communication.
History.
History Precursors.
In the 1830s, moving images were produced on revolving drums and disks, with independent invention by Simon von Stampfer (stroboscope) in Austria, Joseph Plateau (phenakistoscope) in Belgium, and William Horner (zoetrope) in Britain.
In 1845, Francis Ronalds invented the first successful camera able to make continuous recordings of the varying indications of meteorological and geomagnetic instruments over time. The cameras were supplied to numerous observatories around the world and some
Cinematography
Cinematography (from ancient greek κίνημα, "kìnema" "movement" and γράφειν, "gràphein" "to write") is the science or art of motion-picture photography and filming either electronically by means of an image sensor, or chemically by means of a light-sensitive material such as film stock.
Cinematographers use a lens to focus reflected light from objects into a real image that is transferred to some image sensor or light-sensitive material inside a movie camera. These exposures are created sequentially and