{"version":"1.0","type":"link","title":"Scratch input - Newikis","description":"In computing, scratch input is an acoustic-based method of Human-Computer Interaction (HCI) that takes advantage of the characteristic sound produced when a fingernail or other object is dragged over a surface, such as a table or wall. The technique is not limited to fingers; a stick or writing…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400,"thumbnail_url":"https://thumb.wikimedia.org/wikipedia/commons/thumb/e/ee/ScratchInput_SteveMann_self_portrait.jpg/1280px-ScratchInput_SteveMann_self_portrait.jpg","thumbnail_width":1280,"thumbnail_height":850}