There are several forms of sites delivering adult content.The most common form of adult content is a categorized list (more often it's a table) of small pictures (called "thumbnails") linked to galleries.
It often lasts for only a second or two then reruns (repeats) indefinitely.
If the position of the objects in the last frame is about the same as the first frame, there is the illusion of continuous action.
Automated software such as Aub (Assemble Usenet Binaries) allowed the automatic download and assembly of the images from a newsgroup.
There was a rapid growth in the number of posts in the early 1990s but image quality was restricted by the size of files that could be posted.
It's still a question which form is more descriptive to a surfer, but many webmasters cite a trend that thumbs are much more productive, and simplify searching.
On the other hand, Link Lists have a larger amount of unique text, so that helps them to improve their positions in search engine listings.This was possible in the late '80s and early '90s through the use of anonymous FTP servers and through the Gopher protocol.At this time the internet was mainly an academic and military network and there was not widespread use of the internet.Webcam content can generally be divided into two categories: group shows offered to members of an adult paysite, and 1-on-1 private sessions usually sold on a pay-per-view basis.Currently the most popular video format for streaming live webcams is Flash Video FLV.These are free websites that post links to commercial sites, providing a sampling of the commercial site in the form of thumbnail images, or in the form of Free Hosted Galleries—samplings of full-sized content provided and hosted by the commercial sites to promote their site.