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
Pushing the Senses anticipated by Echo, it is still alongside "The Singles" their most successful release in terms of peak chart position. All DVD tracks and footage appear on the United Kingdom, Japanese and European CD/DVD editions of "Pushing the Senses". The following people contributed to "Pushing the Senses": The album was released in three versions: a single disc version, a gatefold 12 inch vinyl, and a double disc version which included the album on one disc and the DVD extras on the other. The first disc is a standard stereo CD while the second disc, which is a DVD-Video, contains a documentary