A few years ago we were burgled and one of my laptops was stolen. The process of revoking keys and changing passwords (on a tiny borrowed netbook, no less) was

A few years ago we were burgled and one of my laptops was stolen. The process of revoking keys and changing passwords (on a tiny borrowed netbook, no less) was painful enough that I would never risk going unencrypted again. It's an install option on any modern OS, or something transparently enabled in your BIOS, the only time I notice it is on my Mac where I have to unlock twice occasionally if it's been asleep.