NEW DELHI, March 24 -- As his board exams neared, Anshu Kumar Shakya, a class 12 student, felt unusually stressed and anxious. Pretty common among students, one would say. But his worries were entirely different. Shakya is bright, but he cannot see and needed a scribe to write his exams. His performance, he knew, depended not just on how hard he studied but also how well his answers were transcribed by his scribe. "It's not easy to cope with the feeling that someone like me can never actually show what I know in exams," says Shakya, a student of JPM Senior Secondary School in central Delhi, one of the city's oldest and biggest schools for the blind....