Although it has fallen into disuse, it is nonetheless noteworthy as one of the most compact (and complex) systems of writing ever devised.From there he went on to apply the five positions to consonant symbols as well, and to eliminate perpendicular strokes to make the writing more cursive.However, the amount of practice required to make use of all these techniques without hesitation while taking dictation was undoubtedly quite burdensome.In addition, the heavy use of shading, common in nineteenth century systems when ink pens were the normal instrument of writing and the notion of thin and thick strokes was familiar to those accustomed to the copperplate script of the time, became difficult and counterintuitive in the 20th century.In sum, the system's complexity and the great investment of time that would have been needed to master it were most likely the causes for its downfall.