Question about efficiency

[Juked07]

Is the main reason we care about efficiency the electric bill? Like if I live in a dorm and don't pay the electric bill, should I care about efficiency?

 

[mpilchfamily]

This is why forums have Stickies.

Power Supply Efficiency FAQ

EDIT: Link fixed

 

[DarkRogue]

Of course, that link doesn't work.. but it's the first sticky! All the way at the top!