They sell the capability to do this on a global scale: https://kieranhealy.org/blog/archives/2013/06/09/using-metadata-to-find-paul-revere/ https://kieranhealy.

They sell the capability to do this on a global scale: https://kieranhealy.org/blog/archives/2013/06/09/using-metadata-to-find-paul-revere/ https://kieranhealy.org/blog/archives/2013/06/09/using-metad...