---
title: "Dumb Lock"
date: 2008-01-10 11:45
status: published
small: >
  <a href="/dumblock/decoration.png"><i>Num Lock</i></a> is by <a href="http://www.flickr.com/people/two375/">Martyn Robertshaw</a> &amp; me and is released under the <a href="http://creativecommons.org/licenses/by-sa/3.0/"><abbr class="caps" title="Creative Commons Attribution Share-Alike">CC-BY-SA</abbr> licence version 3.0</a> or later.

tags: energy efficiency

image:
  filename: decoration.png
  height: 15rem
  position: 50% 40%

---

<p>How much power would we save if every single Num Lock light in the world suddenly ceased to function?
</p>