The timing of an article about the Hitachi 1TB disk (linked via a slashdot post) and the disk situation on my home server was too good to be missed. Hence this.
dopio:~# df -h|tail -3 /dev/sda1 917G 200M 871G 1% /big /dev/sdb1 276G 248G 14G 95% /data /dev/sdc1 276G 264G 0 100% /backup dopio:~#
Oh, and not to be missed: the PopSci explanation of Perpendicular technology.