Apparently there’s a lot of things going on there according to Joshua Schacter, founder and product general manage of del.icio.us.

To those who are not familiar with del.icio.us, it’s a popular social bookmarking site where users can publicly bookmark sites with keywords called tags.

In his blog Schacter writes recently:

You’ll notice that the del.icio.us homepage now features a hotlist which is updated every hour to show you the top three most popular links as of that moment. These links are taken directly from the popular page, and we never show the same link twice. This guarantees that every time you visit the homepage, you’ll see something new (well, at least every hour)

Read more: Yahoo’s del.icio.us Tag Trip