Disclaimer: I'm the author of the piece. If you read the very last paragraph, I actually propose increased efficiency on software level as a way to lower energ

Disclaimer: I'm the author of the piece. If you read the very last paragraph, I actually propose increased efficiency on software level as a way to lower energy consumption. The two other (component and data center level) are things us as developers usually have little or no control over, they were merely used to illustrate that the industry as a whole is working on the problem, and that you as a developer actually can contribute.