With tongue firmly in cheek, Cracked (yes, Cracked) delves into the pitfalls of our societal move away from printed books to ebooks on iPads and Kindles — from no longer having an extra support for your IKEA bed to the declining impact of book burnings. follow link
Sleep (and Lock) Your Screen
When you are walking away from your computer, it's fairly common practice to start your screen saver and lock your screen. But did you know that there is a built-in keyboard shortcut in Mac OS X to sleep the screen?
Press Control-Shift-Eject and your monitor sleeps without engaging the screen saver.
The Unexpected Downsides of Ebooks