Haptic technology in general not harmful to the human body and can be focused easily. One company called Ultrahaptics has been working with this technology to provide non-contact haptic feedback. Founded in 2013, Ultrahaptics has focused on providing users haptic feedback in free space using ultrasound technology. They use multiple ultrasound speakers to make changes in the air pressure around the user. This provides the ability to feel the pockets of pressurized air focused in the environment. This gives the user tactile cues for gestures, invisible interfaces, textures, and virtual objects. The company is continuing to grow and launched their evaluation programme
In the Realm of the Senses In the Realm of the Senses In the Realm of the Senses (, Japanese: , "Ai no korīda", "Corrida of Love") is a 1976 French-Japanese art film written and directed by Nagisa Oshima. It is a fictionalised and sexually explicit treatment of an incident from 1930s Japan, that of Sada Abe. It generated great controversy during its release; while intended for mainstream wide release, it contains scenes of unsimulated sexual activity between the actors (Tatsuya Fuji and Eiko Matsuda, among others). In 1936 Tokyo, Sada Abe (Eiko Matsuda) is a former prostitute who now works as a maid in a