Photography is the technique of recording and generating permanent images, by the capturing and preservation of physical stimulus-patterns on a layer of photosensitive material. It involves recording light patterns as reflected from objects, on to a sensitive medium through momentary exposure. The process is done through mechanical, chemical or digital devices commonly known as camera.
Introductory ASMR application. Autonomous Sensory Meridian Response is a term used to describe a sensory experience characterized by a pleasant tingling sensation in the head and scalp, which can be triggered by sounds like whispering or brushing, and visual stimulus like painting or drawing. On YouTube, the phenomenon inspired the creation of whisperer videos, in which people attempt to trigger the viewer's ASMR by speaking in a soft voice and making various sounds.