- From: Steven Faulkner <faulkner.steve@gmail.com>
- Date: Fri, 29 Jun 2007 23:46:49 +0100
- To: "Ian Hickson" <ian@hixie.ch>
- Cc: "Dan Connolly" <connolly@w3.org>, "public-html@w3.org WG" <public-html@w3.org>
Forgive my ignorance, but can you point me to some information about the "the 80% case" and how this was derived. On 29/06/07, Ian Hickson <ian@hixie.ch> wrote: > On Fri, 29 Jun 2007, Steven Faulkner wrote: > > > > The rationale for dropping the headers,longdesc and summary attributes > > was presumably formulated by the WHAT WG when the decisions to drop > > these attributes was made. > > No such decision was ever made. We started with a blank slate, and added > features based on use cases. The use case "I'm blind and I need to be able > to tell which headers apply to a data cell somehow" was originally handled > by just having <th> elements, scope="", and implicit scoping with an > algorithm, since that seemed to handle the 80% case. It has, since then, > been suggested that it might not cover enough cases, but that thorough > research hasn't yet been applied to the specification. None of the use > cases considered so far resulted in the adoption of longdesc="" and > summary="", and so far there is no thorough research transcribed to the > wiki containing use cases suggesting that longdesc="" is useful. > > (The wiki pages for summary="" and headers="" could be improved by > decoupling the proposals for those attributes from the explanations of the > problems that the spec doesn't cover, by the way. It's nice to see those > wiki pages exist, though.) > > -- > Ian Hickson U+1047E )\._.,--....,'``. fL > http://ln.hixie.ch/ U+263A /, _.. \ _\ ;`._ ,. > Things that are impossible just take longer. `._.-(,_..'--(,_..'`-.;.' > -- with regards Steve Faulkner Technical Director - TPG Europe Director - Web Accessibility Tools Consortium www.paciellogroup.com | www.wat-c.org
Received on Friday, 29 June 2007 22:46:52 UTC