Charles Barbier refused to accept this person's ideas on how to make his (Barbier's) night (*) writing system more efficient.  
One invention of this man was mechanized with a piston board built by Pierre Foucault.  P. Armand Dufau favored a rival to this man's invention named for the city of Boston.  This man's best known creation was widely adopted 26 years after his death at the Universal Exposition of 1878.  As a child, this son of a saddler injured himself playing with an awl.  This man's best known invention was promoted by his schoolmaster, Alexandre-Rene Pignier.  Charles Barbier refused to accept this person's ideas on how to make his (Barbier's) night (*) writing system more efficient.  In response to critics, this man developed a system called raphigraphy which was comprehensible to everyone.  He removed the hard to distinguish dashes from his best known system.  A system invented by this man can be written to at high-speeds by an NV Interpoint 55 embosser.  For 10 points, name this man who invented a tactile system that the blind can use to read.
One invention of this man was mechanized with a piston board built by Pierre Foucault.  
Louis Braille 