Art that uses video, which began in the mid-1960s when portable cameras reached artists such as Nam June Paik. It includes single-channel tapes, installations and live video synthesis.
Certain art media have operated at faster paces for decades—video art of the '60s for example. Artists were going onto the street with their porta-packs and engaging with ideas of instantaneous broadcasting.
Christiane Paul, Christiane Paul on Defining AI Art
With video art and new media artwork, often they are very specific. The presentation layer itself is part of the artwork. You read the description of the work and it says, "a twelve x twelve CRT TV and twelve-minute one-channel video" or something like this.
Tyler Hobbs, Tyler Hobbs on Algorithmic Aesthetics