Messina has written a book on the subject, entitled Realcore, the digital porno revolution.
Due to the popularity of social networks, people can also connect with other amateur porn enthusiasts to discuss and share their sex life on platforms solely for this purpose.
By March 2017 searches for "porn" and "tube" returned 1420 million results on Google.).
Video hosting service "tube" websites feature free user-uploaded amateur pornography, and have become the most visited pornography websites on the internet.
Story submission and rating depends on registration as a user, but this is also usually free.
Example sites include Literotica, True Dirty Stories The advent of amateur and self-produced pornography has given rise to civil suits and newly identified and defined criminal activity.
While most commercial sites charge for image content, story content is usually free to view and is funded by pop-up or banner advertising.
The term refers both to how porn is made, with simple cameras and a documentary style, and how it is distributed, mostly for free, in web communities or Usenet newsgroups.
The term was invented by Sergio Messina, who first used it at the Ars Electronica Symposium in 2000, and was subsequently adopted by a number of authors and experts.
Amateur pornography began to rapidly increase in the 1980s, with the camcorder revolution, when people began recording their sex lives and watching the results on VCRs.
They were established in 1982, and AVN magazine ranked Homegrown Video #1 among the 50 most influential adult titles ever made because it resulted in the creation of the amateur pornography genre in adult video.