SENSAI138 RAM is volatile and only stores data while the power is on, while flash memory is non-volatile and stores data even when the power is off. This new type of memory combines the fast processing speed of RAM with the non-volatile features of flash memory, leading some to nickname it "Perfect RAM." PRAM is supposed to be 30 times faster than conventional flash memory and have 10 times the lifespan. Electric Rail Racing - Thoughts and History A memoir of rail racing and early slot times in Britain.|Though Arguably less Graceful in Appearance