<https://makezine.com/article/maker-news/monobox-mods-same-circuit-two-builds/#primaryimage>
<http://schema.org/caption>
"The MonoBox on the left is John Hall's prototype which he modded with a status LED and is powered by a 9V battery; on the right is Scott Vincent's MonoBox mod built into a .50 cal ammunition can, and who heavily documented his build process (see below)."
<https://makezine.com/article/maker-news/monobox-mods-same-circuit-two-builds/>