The shoe shine had been reading a manga take on the bible. Just a regular guy that in another life could be a computer programmer if the circumstances were different.
He asked me what I do: mobile apps. And he went on and on about how his favourite iPhone app downloaded all of Wikipedia but it didn't work on the latest version of iOS anymore.
That app was Patrick Collison's Encyclopedia app:
http://radar.oreilly.com/2009/07/oscon-preview-how-patrick-c...