The Qwerty keyboard - named Qwerty because the letters q, w, e, r, t, y are arranged next to each other - has been the universal standard since the beginning of the 1890s. Since then, there have been many proposals by other keyboard makers to market products that would enable users to type faster. Other proposals put the most frequently used letters - dhiatensor - in the middle row.i Although these keyboards enable users to type far faster than the qwerty keyboard, they are rarely sold. There are several reasons for this. …
