285 million people.
One closed syllabus.
Every lecture slide, every music score, every map and graph is built for one sense. When you can't see it, the door to the discipline closes quietly — long before the lecture begins.
80% of STEM material is delivered as figures, charts, and slides — none of it readable by screen readers.
Universities can take weeks to alt-text a single textbook — students are forced to wait, or skip the topic entirely.
Section 508 and ADA mandate access, yet 71% of LMS content fails the WCAG visual checks.