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Re: guideline 7.1 about screen flickering

From: Terrie King <tking@ucp.org>
Date: Tue, 24 Jul 2001 15:37:11 -0400
Message-ID: <03a101c11478$085984c0$7502000a@ucp.org>
To: "Charles McCathieNevile" <charles@w3.org>, "Fitzgerald, Jimmie" <Jimmie.Fitzgerald@jbosc.ksc.nasa.gov>
Cc: <w3c-wai-ig@w3.org>

Thanks for your review and discussion of the gif I submitted to the group
for comment.  I know that I was certainly distracted (not to mention,
annoyed) by the radar-like movement of the gif.  If I was distracted, I
can't imagine what some others might be experiencing.

Thanks for pursuing this further with the WCAG group.


----- Original Message -----
From: "Charles McCathieNevile" <charles@w3.org>
To: "Fitzgerald, Jimmie" <Jimmie.Fitzgerald@jbosc.ksc.nasa.gov>
Cc: "'Terrie King'" <tking@ucp.org>; <w3c-wai-ig@w3.org>
Sent: Tuesday, July 24, 2001 2:42 PM
Subject: RE: guideline 7.1 about screen flickering

> I am not so sure. The thing moves in my viewer at the sort of rate that is
> potentially a problem (between 5 and 50 hertz, roughly) for people with
> photosensitive epilepsy, and is distracting for people with concentration
> difficulties. I think if it is going to be fine it will be so on the basis
> that it is easy to stop animations in modern browsers, and I am not sure
> the WCAG group has actually worked out whether or not that is the case in
> real world to the extent that they are now happy about it. I will follow
> in that group - the archive is public so you can read along from
> http://lists.w3.org/Archives/Public/w3c-wai-gl/2001JulSep/0123
> and people are able to subscribe to that group if they want to join the
> discussion.
> Cheers
> Charles McCN
Received on Tuesday, 24 July 2001 15:33:56 UTC

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