Did you think it'd be so big if it could possibly hurt the industry?
People use electricity like it originates at the switch on the wall. Intellectually they know how it works, but they don't consider it on an everyday basis.
The best possible thing you can do to reduce greenhouse gasses through tweaking electricity consumption is to turn off lights and devices in rooms you aren't in and do it 24/7/365.
Short bursts of moderation are more harmful than overuse.