Did you see that video of Robert Downey Jr. delivering a real bionic arm? Oh man the feels! This is so rad!

Robert Downey Jr. and Albert Manero, a #CollectiveProject student who founded Limbitless, surprised a very special child with a new bionic 3D printed arm at no cost to the family.

We previously featured a video about this project: An Affordable 3D-Printed Arm