Door labels in brail are useless. Just close your eyes and try it yourself. And even with brail it should cost under $40 Blind (or otherwise disabled) people s

Door labels in brail are useless. Just close your eyes and try it yourself. And even with brail it should cost under $40 Blind (or otherwise disabled) people should have an assistant to help them around. Some MOOCs are already brail reader friendly. And online education in general has very little barriers.