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Re: For you: A webpage that is 100% accessible to all people around the world, regardless of nationality or disability or Assistive Technology

From: Judy Okite <judyokite@gmail.com>
Date: Thu, 14 Aug 2014 23:58:18 +0300
Message-ID: <CAOD4rivKumx_6dUfs_mRV7U2ynDgK4+XDVd0U+9G++2p2QJnWQ@mail.gmail.com>
To: Bryan Garaventa <bryan.garaventa@whatsock.com>
Cc: Mark Sadecki <mark@sadecki.com>, WAI Interest Group <w3c-wai-ig@w3.org>
the website is not opening on my end, please...

Kind Regards,

*'Chance Favors the prepared mind'* - Louis Pasteur


On Thu, Aug 14, 2014 at 11:19 PM, Bryan Garaventa <
bryan.garaventa@whatsock.com> wrote:

> Ah, woops…
>
> You are welcome to add that one in J
>
>
>
> *From:* mark.sadecki@gmail.com [mailto:mark.sadecki@gmail.com] *On Behalf
> Of *Mark Sadecki
> *Sent:* Thursday, August 14, 2014 1:18 PM
> *To:* Bryan Garaventa
> *Cc:* w3c-wai-ig@w3.org
> *Subject:* Re: For you: A webpage that is 100% accessible to all people
> around the world, regardless of nationality or disability or Assistive
> Technology
>
>
>
> Bryan,
>
>
>
> This can’t be right.  At no point have you even considered the
> reradicating, octally repeating, sesquidecimated equinox factor.  Once
> considered, the accessibility percentage should round nicely to 97.82.
>
>
>
> Best,
>
>
>
> Mark
>
>
>
> On Thu, Aug 14, 2014 at 3:58 PM, Bryan Garaventa <
> bryan.garaventa@whatsock.com> wrote:
>
> Recently, somebody asked me to show them a website that was 100%
> accessible, so I figured it would make a good experiment. Sort of a thought
> experiment I guess...
>
>
>
> So I built a webpage that is 100% accessible to all people in the world
> equally, regardless of nationality, disability type, or Assistive
> Technology used.
>
>
>
> Enjoy! It's available at
>
> http://whatsock.com/test/100_percent_accessible.htm
>
> Happy testing.
>
>
>
> With this 100% accessible baseline to start from, the accessibility
> percentage for all web technologies everywhere, scales downward to account
> for requisite variables, so that no web technology anywhere can be 100%
> accessible as a result.
>
>
>
> To demonstrate this, I also wrote the following algorithm, that calculates
> the general percentage of accessibility for any given web technology.
>
>
>
> X = (1 * Disability-Type * Browser-AT * Site-Interactivity *
> Site-Complexity * User-Experience)
>
> P = (Hardware * ((((1 * OS-AT) - X) * Accessibility-Level) + X)) * 100
>
>
>
> P is the general Percentage of accessibility calculated for a particular
> website or web technology feature, which is based on the following
> estimated values for each variable in the formula.
>
>
>
> Disability-Type
>
> 0.01: Deaf-Blind + Motor-Impaired
>
> 0.1: Deaf-Blind
>
> 0.2: Deaf + Motor-Impaired
>
> 0.3: Blind + Motor-Impaired
>
> 0.4: Partially Sighted + Motor-Impaired
>
> 0.5: Motor-Impaired
>
> 0.6: Blind
>
> 0.7: Deaf + Partially Sighted
>
> 0.8: Partially Sighted
>
> 0.9: Deaf
>
>
>
> Browser-AT
>
> 1: No AT
>
> 0.98: Internet Explorer + JAWS
>
> 0.93: Internet Explorer + NVDA
>
> 0.95: Firefox + JAWS
>
> 0.98: Firefox + NVDA
>
> 0.95: Safari + VoiceOver
>
> 0.6: Chrome + JAWS
>
> 0.7: Chrome + NVDA
>
> 0.95: Internet Explorer or Firefox or Chrome + Dragon
>
> 0.98: Internet Explorer or Firefox or Chrome + ZoomText
>
> 0.9: Internet Explorer or Firefox or Chrome or Safari + Braille Display
>
>
>
> Site-Interactivity
>
> 1: Contains All Static Elements
>
> 0.9: Contains Interactive Features
>
>
>
> Site-Complexity
>
> 1: Simple
>
> 0.95: Medium
>
> 0.9: Complex
>
>
>
> User-Experience
>
> 1: Advanced
>
> 0.95: Intermediate
>
> 0.9: Beginner
>
>
>
> Hardware
>
> 0: None
>
> 1: Computer
>
>
>
> OS-AT
>
> 0.001: No AT
>
> 0.99: Windows + JAWS
>
> 0.99: Windows + NVDA
>
> 0.99: Windows + Dragon
>
> 0.99: Windows + ZoomText
>
> 0.99: iOS + VoiceOver
>
> 0.99: OS X + VoiceOver
>
> 0.9: Windows or iOS or OS X + Braille Display
>
>
>
> Accessibility-Level
>
> 0.98: Fully Keyboard Accessible + ARIA Standards Compliant (when
> applicable) + WCAG Compliant
>
> 0.3: Fully Keyboard Accessible + ARIA Standards Compliant (when
> applicable) but not WCAG Compliant
>
> 0.3: Fully Keyboard Accessible but not ARIA Standards Compliant (when
> applicable) + WCAG Compliant
>
> 0.2: Fully Keyboard Accessible but not ARIA Standards Compliant (when
> applicable) nor WCAG Compliant
>
> 0.1: ARIA Standards Compliant (when applicable) but not Fully Keyboard
> Accessible nor WCAG Compliant
>
> 0.01: Neither Fully Keyboard Accessible nor ARIA Standards Compliant (when
> applicable) nor WCAG Compliant
>
>
>
> (More constants can always be added or adjusted)
>
>
>
> For example:
>
>
>
> (1 * .6 * .95 * .9 * .9 * .9) = 0.41553
>
> (1 * ((((1 * 0.99) - 0.41553) * .98) + 0.41553)) * 100 = 97.85106
>
>
>
> So roughly calculated, a Blind person(.6) using Safari+VoiceOver(.95)
> accessing a website that Contains Interactive Features(.9) that is
> Complex(.9) when the user is a Beginner(.9),
>
> in combination with Hardware(1) that includes iOS+VoiceOver(.99), upon a
> website that is
>
> Fully Keyboard Accessible + ARIA Standards Compliant (when applicable) +
> WCAG Compliant(.98), will have a general accessibility Percentage of 97.8.
>
>
>
> Like I said, these are just estimates, but I thought it would make an
> interesting experiment.
>
>
>
> Best wishes,
>
> Bryan
>
>
>
Received on Thursday, 14 August 2014 20:58:47 UTC

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