Apparently one can secure a mac by issuing the command `sudo pmset -a destroyfvkeyonstandby 1` which tells it to destroy the FileVault keys on standby, whether standby to memory or disk.
A follow up to the SSD anthology. Good reading.
The mother of all articles on the technology underlying SSD performance. A monster read. Hat tip @vvas.
Outstanding article on hard disk performance, IOPS and predicting drive usage, RAID capacity, and so on.