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CSUN Conference, 26 March 2010San Diego
Roger HudsonWeb Usability
Ten Years of Web Content Accessibility Rules:
Time for a Rethink?
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Different Disabilities
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Sight 34%
Physical 20%
Hearing 11%
Intellectual 4%
Psychiatric 5%
Acqd Brain Damage 5%
Some Australian stats
Source: “Disability, Ageing and Careers survey”Australian Bureau of Statistics
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Intellectual disability 56%
Physical disability 17%
Hearing loss 14%
Visual loss 9%
Autism 3%
Source: Jaye Johnson, “Students with Disabilities in Post Secondary Education. Issues and Trends For a New Decade”
Of Year 12 Students with a disability, percentage of different disabilities
Cognitive and learning disorders?
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“The incidence of learning disability in Australia, as in other western countries, is suggested to be 10% to 12% of the population, with 4% being severely affected”.
Learning disabilities
Source: Australian Learning Disabilities Association
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Social inclusionDon’tdissmy
abilitiesMore Info: Social Inclusion for the Web
http://www.dingoaccess.com/accessibility/social-inclusion-for-the-web/
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10 Years ofaccessibility
rules
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Web use today
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CATEGORY AUST USA
Social Networking/sharing: 12 sites 18 sites
Search & info: 16 13
I.T. info & web services: 21 29
Buying & selling: 14 8
News, sport, weather: 10 10
Banking: 5 2
Porn: 5 7
Govt info/services: 4 1
Others: 13 12
Most visited site categories (from the top 100)
Source: Alexa (http://www.alexa.com/)
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BBC – Visualising the Internet
Source:http://news.bbc.co.uk/2/hi/technology/8562801.stm
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Accessibility: Better or Worse?
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7 Most visited sites - Australia
Source: Alexa (http://www.alexa.com/)
WAVE Home page errors
JavaScript on home page
Contains Non-W3C content
Google Australia 4 Yes No
Facebook 15 Yes Yes
YouTube 24 Yes Yes
Yahoo!(7) 41 Yes Yes
Windows Live (bing) 0 Yes No
eBay Australia 19 Yes Yes
NineMSN 52 Yes Yes
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7 Most visited sites - USA
Source: Alexa (http://www.alexa.com/)
WAVE Home page errors
JavaScript on home page
Contains Non-W3C content
Google 4 Yes No
Facebook 15 Yes Yes
Yahoo! n/a Yes Yes
YouTube 24 Yes Yes
Myspace 2 Yes Yes
Amazon 1 Yes Yes
Wikipedia 1 Yes Yes
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Gov 2.0
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Gov 2.0For everyone?
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Carrots and sticks
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Speak softly & carry a big stick
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Shout& a Small twig
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Regulators&
Complaints
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Universality: Web for all?
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It ain't 1999: Party or no party
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WCAG 1.0 –
Technological prohibition
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Source: “Wheeling in second life” video
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Killing Bambi
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Technological Technological diversitydiversity
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WCAG 2.0 Accessibility Support 1.Content works with assistive
technologies
2.User agents are available and don't discriminate
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WCAG squib
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Technology cross-roads
Prohibition
Acceptance
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NZ Guidelines WCAG 2.0, Level AA
• Do not rely on scripts, applets and other programmatic objects (e.g. Flash, Silverlight and Javascript)
• Do not provide content in document formats other than HTML (e.g. PDF, RTF, Word, Flash, etc)
Source: NZ Government Web Standards, http://www.webstandards.govt.nz/technical/
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Time for a rethink
Sticks don't always work
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Incentives not barriers
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Look to the future
Embrace WCAG 2.0
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Conformance requirements
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Assistive TechnologiesNot content Technologies
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Compliance statements
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Forgive the sins of the past
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Raise awareness
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Source: “Refreshable Braille and the Web” video
Pictures worth a thousand words
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Developer resources
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Technology costs,but who pays
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Educate assistive technology users
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Thank you
Comments please
Roger Hudson
Email: [email protected]
Web: www.usability.com.au
Blog: www.dingoaccess.com