Stuff we've discussed on IRC.
Posted by David at 2005-08-09 08:30
I think I need to buy this
Posted by azz at 2005-08-09 00:02
It's just occurred to me that this'd be a good way of tracking how many subscribers an RSS feed has.
Send each client a unique ETag; when you get one back, you know it's the same client...
Obviously you'd need to expire clients you haven't seen for more than a day or so, since they might be people who've forced a refresh.