Crimefail (or PR stunt?): thief who grabbed iPhone used in GPS tracking demo promptly caught by cops

An exceedingly unlucky thief named Horatio Toure grabbed an iPhone out of a woman's hands on Monday afternoon in the SoMa area of San Francisco. What she knew, but he did not, was that this iPhone was being used to demonstrate GPS real-time location tracking program for Mountain View-based tech co Covia Labs. Police pinned down his location and arrested him within 10 minutes. More: MSNBC, SF Chronicle. Update: Some are asking if this might have been a PR stunt. I've put in a query…