Generally, open source refers to a computer program in which the source code is available to the general public for use or modification from its original design. Open-source code is meant to be a collaborative effort, where programmers improve upon the source code and share the changes within the community.
African Americans on U.S. Currency. It is a little known fact that five African Americans have had their signatures on currency. The four African American men whose signatures appeared on the currency were Blanche K. Bruce, Judson W. Lyons, William T. Vernon and James C. Napier.
Person Details. James Park is a serial entrepreneur with a passion for creating great products and companies. Fitbit is the third startup that he has founded. Previously, James was a Director of Product Development at CNET Networks, where he led product management, engineering, and design for Webshots. Before CNET, James was a co-founder of Windup Labs, which was acquired by CNET in 2005, and prior to Windup Labs, he was the co-founder and CTO of Epesi Technologies. James also worked at Morgan Stanley, where he helped develop trading strategies and software for a quantitative trading fund.