And that sparse array of wires has exactly the same light absorption and electricity-collection properties as the conventional silicon wafer cell."
VOA: standard.2010.02.19
So when you have a major incident in a major area like this where you have a huge gathering of the public, everyone there with a cell phone now has an evidence collection device that can be used by law enforcement.
Elham Ebizadeh, who runs a cell phone refurbishing and ring-tone business in Los Angeles, added a collection and recycling company last year, handing out 500 drop boxes in grocery stores and other locations.