Thanks to David Herzog Missouri School of Journalism and NICAR
Getting and sharing Cleaning Analyzing Visualizing and mapping
Don’t have to buy/license your own software No software to install (for the most part) Web service hosts data Data accessible Can share with the world
Give up control of data ◦ Read the terms of service ◦ Legal constraints ◦ Data might be public Downtime for web applications Services go out of business/lose traction Poor documentation and clunky user interfaces