SP1 Brings Improvements to Recycle Bin

With SP1 we have some improvements to Recycle Bin

http://blogs.msdn.com/b/chaks/archive/2011/06/30/sharepoint-2010-sp1-site-recycle-bin-ui-experience.aspx

Recycle Bin Administration
http://technet.microsoft.com/en-us/library/cc287766.aspx

Recycle Bin Planning
http://technet.microsoft.com/en-us/library/cc263011.aspx

Storage and SQL Server capacity planning and configuration (SharePoint Server 2010)
http://technet.microsoft.com/en-us/library/cc298801.aspx