Currently, the default behaviour of the Build Summary page is to show all New Failures expanded. If you wish to have them collapsed, you must click the Collapse all button. It would be nice to have the ability to configure the default behaviour so you can choose if you want all of them expanded or collapsed when accessing the page.

The default is to show all of the new failures expanded:

However, it would be good to have the ability to choose if you want to have them all collapsed (always):