3E-ROI was a multimedia installation created by artist and engineer Charlie Brinson in 2009. The acronym stands for or Extrasomatic Evolution & Energy Return on Invested. The project symbolizes humanity’s advancements toward efficiently extract energy from our surroundings. Standing 25 feet high and 50 feet long, this project charted humanities evolution from sticks & stones to alloys & polymers using dynamic light, sound, and video elements. It was exhibited at the Burning Man festival in 2010 and decommissioned the following year.