memory forever

Delay Line Memory: How Computers Remembered Before RAM

Delay Line Memory: How Computers Remembered Before RAM

Before there was random access memory, there was delay line memory. It was random in a different sense; it involved turning electrical pulses into sound waves, sending them through long tubes of mercury, and re-electrifying them at the other end.

Microsoft SenseCam Review: Recording Your Whole Life

Microsoft SenseCam Review: Recording Your Whole Life

Imagine a format that lies somewhere between photos and video, and a device that takes that format automatically, without you having to click a button. Microsoft’s SenseCam is a prototype that hangs around your neck, lifecasting everything you see.