Brick by Lego brick, teen builds his own prosthetic arm
https://www.reuters.com/article/us-spain-lego-prosthetic-arm/brick-by-lego-brick-teen-builds-his-own-prosthetic-arm-idUSKCN1PW155
David Aguilar has built himself a robotic prosthetic arm using Lego pieces after being born without a right forearm due to a rare genetic condition.