Puzzle technology company Puzzazz has a history of developing novel input techniques for people who solve crosswords and other puzzles on mobile devices, and it's continuing the tradition with the latest update to its digital puzzle bookstore and puzzle-solving app for Apple's iOS. The newly released Puzzazz 5.0 comes with a feature that uses Apple's 3D Touch to let solvers automatically switch between virtual pencil and pen input modes depending on the amount of pressure they put on the screen. A lighter touch results in virtual pencil mode, while a harder press activates pen mode, eliminating the need to manually switch between the two modes. It's believed to be the first such... Read More