Avos, the company that bought Delicious from Yahoo, is scrambling to fix the problems, as Delicious users rant in , on Delicious' , on and elsewhere.

To keep users informed about its progress fixing the problems, Avos has set up a called Delicious Beta Status and a called Delicious Help.

Expectations soared when Avos, run by YouTube co-founders Chad Hurley and Steve Chen, bought Delicious from Yahoo earlier this year. Yahoo had owned Delicious since 2005 but did little to improve the site.

On Monday, Avos a revamped version of with a number of changes and new features, including one called Stacks, which are described as "collections of links that you can share," akin to Web playlists.

Avos also changed the user interface to simplify site navigation, introduced profile pictures and made it possible to use tags longer than one word.