What is down

There is so much going on right now and i have to admit that for alot of people this oil spill has really turned their world upside down. On CNN now everyday they put the spotlight on a person or company that is free lancing trying to solve the energy crisis issue and doing what needs to be done to stop our dependence on foreign oil and deep sea drilling. so what do you think about a  portable oxygen concentrator i have no idea what it is but then again there is always google