Ext3cow Versioning File System Now Available for 2.6 Kernel

[techpr]

The ext3cow file system has just been released for the Linux 2.6 kernel.You can view your file system as it looked at any point in the past.You'll never lose a file again!

More... (http://digg.com/linux_unix/Ext3cow_Versioning_File_System_Now_Available_for_2 _6_Kernel)