Inclusive Tech Docs: TechComm Meets Accessibility
summary
Work on KA Lite improves offline Khan Academy videos and exposes practical fixes: captions and transcripts, semantic HTML/ARIA, proper alt text, color-contrast checking and accessible video players like Able Player or enhanced YouTube embeds. Claim: accessibility benefits everyone and costs about 1–3% of budget if baked in, versus expensive retrofits; Tesco spent £35,000 and saw ~£1.6M annual revenue. Concrete checks include keyboard focus, skip links, table headers, PDF export from accessible sources, and user testing with assistive tech.
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chapters (12)
- 0:00Start
- 6:42Types of Disability Visual
- 8:43Incidence of Disability in Older Age
- 18:53Evolve Users
- 20:41Offering Alternatives
- 21:21Dyslexia
- 21:50Document Structure
- 22:47Html5 Specification
- 24:27Color Blindness
- 25:08Different Css Color Schemes
- 28:48Audio Accessible Video Players
- 29:19Accessible Pdfs
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