Let’s suppose for a moment that you’re faced with an extremely tight deadline. You just need to print the last 10 pages of a report, and you’ll be finished. On page 6, however, you hear the dreaded beep. Yes, that’s right – your printer is out of ink. Not only does this mean that you won’t make your deadline, but you also have to run to the store and pay a ridiculously high price for a new cartridge. Sound familiar? Most of us have been in this situation. As our society becomes more and more t