The story behind Twitter Bootstrap
Some people may be curious about why Bootstrap is open sourced. One of the creators Mark Otto offers us an answer. The main reason to open source Bootstrap is he wants to make awesome people make awesome shit.
Mark also said they developed this with their spare time such as at night or weekends.
We may find the true motivation behind open source from this story. When we benefit from open source projects, we should contribute as well to make others benefit from them. Hope this story can encourage more people contribute to the open source community.