New generation of tablet computers may bring the skill back.
In 1970, according to The Economist magazine, more than half of blind American schoolchildren could read Braille. Now only 10 percent have that skill.
Does it make a difference? The magazine points out that only 25 percent of working-age blind adults are employed -- and that almost all of them are Braille readers.
New technology may change all that. Several different approaches are in the works.
"The most developed approach, though—a prototype of which will go on show on June 23rd at the World Haptics Conference in Chicago—is the brainchild of Sile O’Modhrain and Brent Gillespie at the University of Michigan, Ann Arbor. It uses a pleasingly 19th-century technology, pneumatics, to generate Braille symbols."
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