Firefox has this auto-detect as well.  It looks like a small orange radio signal in the bottom right corner.

Robin

On 6/7/05, Gabor Hojtsy < gabor@hojtsy.hu> wrote:
> Apparently in the Tiger release of Mac OS, Safari somehow automatically
> indicates if a web site has an RSS feed.  I don't have access to this
> version of Safari (stuck on Win2k :-( ) so this information is second hand.
>
> Anyway, the point is, my Drupal-based sites which do provide RSS feeds
> do not trigger this indicator.
>
> If there is some sort of widespread or semi-standard way for RSS
> auto-discovery, is that something we should add support for in Drupal?
>
> It seems like it would be useful.  Some of my users did not know my site
> had RSS because their browser was not telling them it did.  When I told
> them directly, they were pleased to take advantage of it.

Drupal already works fine with Safari RSS, all the stuff was in there
way before Safari RSS was released.

http://developer.apple.com/internet/safari/faq.html#anchor22

Goba