The term "open source" usually refers to software. It's what happens when someone develops a piece of software and posts the code on the Web. Others can use it, make it better or change it to suit their needs. Everybody benefits...

 

and later in the interview:

 

Kuniholm thinks there are plenty of other designs languishing in labs that could be posted. One dad's already shared a special fishing rod attachment he made for his son who was born without a hand...