Squid Skin is Like an LED Screen

Television images are sometimes displayed on giant LED (Light Emitting Diode) hoardings. Instead of a fluorescent screen with an electron beam scanning side to side over it, the LED screen is a large array of tiny glowing lights, independently controllable. The lights are individually brightened or dimmed so that, from a distance, the whole matrix shimmers with moving pictures. The skin of a squid behaves like an LED screen. Instead of lights, squid skin is packed with thousands of tiny bags ...

 Internet Rule: Don't Get Into Silly Fights

If you forget this rule, the visibility you will have on the Net is likely to remind you. (Too often, people get into ridiculous flame wars that are embarrasing to all who watch.) In general, it is easier to walk away from conflicts on the Net than it may be in real life. You can refuse to read someone's mail and refuse to let him provoke you once you've left an argument. Just don't let public postings lure you back in. If something or someone is holding you back or annoying you, you don't ne...