> In some climates and energy grids, switching from things like incandescent to LED causes a greater environmental impact.
But for a huge number of people (probably the majority) who live in more temperate climates (most of Europe and the US), they are a net win both in their energy bills and environmentally marginal extremely cold climates. That's the people whom LEDs target, not the people in marginal extreme cold climates running high power-draw servers in their homes.
But for a huge number of people (probably the majority) who live in more temperate climates (most of Europe and the US), they are a net win both in their energy bills and environmentally marginal extremely cold climates. That's the people whom LEDs target, not the people in marginal extreme cold climates running high power-draw servers in their homes.