And of course, the over-use and over-dependence on software instead of just connecting with your audience, person to person.

FORBES: PowerPoint's Dirty Little Secret

Groups such as the Institute for the Study of Drug Dependence say that amphetamine use is actually falling, despite its association with the club scene.

BBC: Amphetamine brain damage measured

Since scarcely any electricity is generated in America by burning oil, the widespread use of such vehicles could greatly reduce our dependence on foreign sources of petroleum.

CENTERFORSECURITYPOLICY: Securing America��s energy needs

Over the past four years we have doubled the use of renewable energy, dramatically reduced our dependence on foreign oil, and put our country on a path to win the global race for clean energy jobs.

WHITEHOUSE: Press Briefing

If none of those things kill us, our continued total dependence on fossil fuel and the accelerating use of our environment will.

FORBES: The Disease of More

So as we replace oil with fuels like natural gas and biofuels, we can also reduce our dependence by making cars and trucks that use less oil in the first place.

WHITEHOUSE: America��s Energy Security

We must reduce our dependence on oil by requiring better vehicle fuel economy, and by increasing the use of alternative fuels and innovative transportation technology such as plug-in hybrids.

CNN: Commentary: It's still the right time to combat global warming

We need to use that money for clean energy investment so that we have the industries of the future and we can reduce our dependence on foreign oil.

WHITEHOUSE: White House Press Briefing