12277772_ly_reached_the_end_of_its_life__Advantages_of_Disk
[0] Speed [Advantages of Disk] 
Raw data transfer rates tend to be superior, although the interface via which the device is connected can tend to limit the transfer rate. With the advent of USB2 and SATA, the raw speed advantage of hard disk is confirmed.
Tape vs Disk Backups, has the tape drive finally reached the end of its life
Advantages of Disk