Similar functional requirements for able-bodied users in other
environments:
- Eyes-busy/Hands-busy environment: voice output
- Noisy/Silent environment: captioning.
- Low bandwidth: alternatives to images, video, etc.
- Voice browsing: voice input/output
- They may have a text-only screen, a small screen, or a slow Internet
connection.
- They may be in a situation where their eyes, ears, or hands are busy or
interfered with (e.g., driving to work, working in a loud environment,
etc.).
- Mobile access: limited screen area, screen magnifier
