Re: HTML interpreter vs. HTML user agent

Boris Zbarsky wrote:
> Sam Ruby wrote:
>> At the present time, both IE8 and Firefox treat that document as a feed.
>> My assessment is that Firefox will continue to follow IE's lead in 
>> this area, but I will gladly defer to those who actually work on the 
>> product.
> 
> Your assessment is wrong, I'm glad to say.  ;)
> 
> The behavior was changed last September (see 
> https://bugzilla.mozilla.org/show_bug.cgi?id=394416) and Firefox 3.5 
> will be shipping with a much more restrictive feed sniffer.  In 
> particular, it treats http://status.aws.amazon.com/rss/EC2API.rss as 
> text/plain.
> 
> The HTML5 proposal was fairly instrumental in removing text/plain from 
> the list of types subject to feed sniffing, for what it's worth (as the 
> bug makes clear).

Once FF 3.5 ships (presuming this is not reverted), I'll adjust the Feed 
Validator to report this as an error.  I'd also do this if something 
approaching the marketshare of GoogleReader or NetNewsWire were to do 
similarly.

http://intertwingly.net/blog/2008/09/04/Continuing-Saga-of-text-plain

> -Boris

- Sam Ruby

Received on Friday, 29 May 2009 22:44:31 UTC