Previous discussion at https://news.ycombinator.com/item?id=4016421 https://news.ycombinator.com/item?id=4016421 And for who may interested in the idea behind

Previous discussion at https://news.ycombinator.com/item?id=4016421 https://news.ycombinator.com/item?id=4016421 And for who may interested in the idea behind chording keyboard, Bill Buxton wrote an informative chapter in his book http://billbuxton.com/input06.ChordKeyboards.pdf http://billbuxton.com/input06.ChordKeyboards.pdf