You can access the information on someone's desktop computer even if it's turned off. Powerful computers beep whenever you press a key or the screen changes. Some computers also slow down the output on the screen so that it doesn't go faster than you can read. All computer panels operate on thousands of volts and have explosive devices underneath their surface. Malfunctions are indicated by a bright flash of light, a puff of smoke, a shower of sparks and an explosion that causes you to jump backwards.
People typing on a computer can safely turn it off without saving the data.
A hacker is always able to break into the most sensitive computer in the world by guessing the secret password in two tries. Computers only take 2 seconds to boot up. Complex calculations and loading of huge amounts of data will be accomplished in under three seconds. Movie modems usually appear to transmit data at the speed of two gigabytes per second. If a disk contains encrypted files, you are automatically asked for a password when you insert it.