- From: David Singer <singer@apple.com>
- Date: Fri, 12 Apr 2013 11:56:46 -0700
- To: Glenn Maynard <glenn@zewt.org>
- Cc: Silvia Pfeiffer <silviapfeiffer1@gmail.com>, David Ronca <dronca@netflix.com>, "public-texttracks@w3.org" <public-texttracks@w3.org>
On Mar 8, 2013, at 15:22 , Glenn Maynard <glenn@zewt.org> wrote: > > No, implementations should not be inserting custom metadata. The spec allows for metadata in order to leave room to add standard metadata in the future without breaking existing parsers, because the old parsers--as long as they follow the spec--understand how to skip past the headers, even though it doesn't know what they mean. > > If people start using this for their own purposes, it'll break things later and subvert the forward planning built into the parser. Well, I think we should have a formal system for un-registered meta-data. people will need ancillary stuff, and we can either have a well-defined sandbox, or…a mess. I tend to prefer the former. > > Please don't do that, either. Don't put anything in there at all until we're sure of what the format should be. We had a proposal over a year ago, which seemed to make sense. Let's finish it? David Singer Multimedia and Software Standards, Apple Inc.
Received on Friday, 12 April 2013 18:57:16 UTC