Of late, webcams and webcam recordings are again expanding the market. Currently the most popular video format for streaming live webcams is Flash Video FLV. The video streaming platform provides for adult webcams and non-adult lifestreams. YouTube is a popular website hosting many videos made using webcams. Webcams can be used as security cameras. Improved video quality has helped webcams encroach on traditional video conferencing systems. The latter can be used to access webcams and their video stream. Other input devices include webcams, microphones, joysticks, and image scanners. Most modern laptops feature integrated webcams and built-in microphones, while many also have touchscreens. Improved Internet functionality enabled new schemes of communication with multimedia or webcams. Between 2006 and 2010, Thylmann bought three more websites&colon; MyDirtyHobby, Webcams, and Xtube. All webcams of this series interfaces via USB. Commercial webcams are usually designed to record color images. It lets registered users multistream directly from their browsers using only their webcams. Webcams and webcasting have enabled creation of virtual classrooms and virtual learning environment.