Alternative Techniques

The Chairs initial decision on longdesc ISSUE 30 stated, "alternatives exists (explicit links, aria-describedby, figure captions)". Since then other solutions have been proposed. These are not viable solutions.

Table of Contents

  1. aria-describedat
    1. Status
    2. Use Cases
    3. Bridging Technology
    4. Forces a Visual Encumbrance
    5. Different Authors Have Different Skill Sets
    6. Lack of ARIA Educational Material
    7. Lacks Backwards Compatibility
    8. No Examples in the Wild
    9. No Implementations
    10. Reinvents the Wheel
    11. No Evidence of Improvement
  2. aria-describedby
    1. Bridging Technology
    2. Adds Needless Complexity
    3. Lacks Ability to Provide Description in a Separate Document
    4. Different Authors Have Different Skill Sets
    5. Lacks ARIA Educational Material
    6. Two-Step Retrieval Instead of One-Step Retrieval
    7. Lacks Support for Structured Text
    8. Is Forced Upon Users
    9. Forces a Visual Encumbrance
    10. Lacks Vendor Support
    11. Reinvents the Wheel
    12. Lacks Backwards Compatibility
    13. Retrofitting Problem
    14. No Examples in the Wild
    15. No Evidence of Improvement
  3. canvas
    1. Illogical Technique
    2. Semantics
    3. Adds Needless Complexity
    4. Overloading canvas
    5. No Examples in the Wild
    6. Lacks Educational Material
    7. No Evidence of Improvement
    8. Lacks Backwards Compatibility
    9. Retrofitting Problem
  4. Cascading Style Sheets
    1. Violates Search Engine Guidelines/Can Result in Being Removed From Search Engine Indexes
    2. Adds Needless Complexity, Page Weight, and Inconsistency
    3. Strips Structure From Any Hidden Content Referenced by ARIA
    4. No Evidence of Improvement Over Longdesc
  5. figcaption
    1. Semantics
    2. Forces a Visual Encumbrance
    3. Lacks Ability to Provide Description in a Separate Document
    4. Reinvents the Wheel
    5. Lacks Educational Material
    6. Lacks Examples in the Wild
    7. Lacks Backwards Compatibility
    8. Retrofitting Problem
    9. No Evidence of Improvement
  6. a href
    1. Semantics
    2. Not Programmatic Determinable
    3. Impossible for One Link to Have Two Destinations
    4. Forces a Visual Encumbrance
    5. No Evidence of Improvement
  7. hidden
    1. Lacks Discoverability Specification
    2. Lacks Discoverability Tools
    3. Strips Structure From Text Reducing it to a String
      1. No Accessible Object Representing the Text Description is Exposed in the Accessibility API
    4. As Implemented is Hidden From its Target Audience
    5. Will Likely Result in Pages Being Removed From Search Engine Indexes
    6. Lacks Authoring Tools
    7. Is a Confusing and Complex Technique
    8. Lacks Examples in the Wild
    9. Lacks Backwards Compatibility
    10. Retrofitting Problem
    11. Presents No Evidence of Improvement Over longdesc
  8. iframe
    1. Incorrect Semantics
    2. Forces a Visual Encumbrance
    3. Reinvents the Wheel
    4. Lacks Educational Material
    5. Lacks Examples in the Wild
    6. Lacks Backwards Compatibility
    7. Retrofitting Problem
    8. No Evidence of Improvement
  9. imagemap
    1. Illogical Technique
    2. Semantics
    3. Adds Needless Complexity
    4. Programmatic Determinability
    5. Impossible for One Link to Have Two Destinations
    6. Lacks Examples in the Wild
    7. Retrofitting Problem
    8. Lacks Educational Material
    9. No Improvement
  10. New HTML Attribute
    1. Status
    2. Reinvents the Wheel
    3. No Evidence of Improvement
    4. Use Cases
    5. No Examples in the Wild
    6. Lacks Vendor Support
    7. Lacks Educational Material
    8. Lacks Backwards Compatibility
  11. summary/details
    1. Semantics
    2. Forces a Visual Encumbrance
    3. Lacks Ability to Provide Description in a Separate Document
    4. Lacks Backwards Compatibility
    5. No Examples in the Wild
    6. Retrofitting Problem
    7. No Evidence of Improvement
  12. rel="longdesc"
    1. Semantics
    2. Impossible for One Link to Have Two Destinations
    3. Forces a Visual Encumbrance
    4. Reinvents the Wheel
    5. No Examples in the Wild
    6. No Improvement
    7. No Implementations
    8. Lacks Backwards Compatibility