I guess it would be hard to really measure the impact with 100% certainty. There's the sales part, but there's also the "got a job at blackberry" part which mi

I guess it would be hard to really measure the impact with 100% certainty. There's the sales part, but there's also the "got a job at blackberry" part which might or might not have happened without the app. And by the sounds of it, a good job as well!