https://mouonekorea.wordpress.com/2013/02/26/richardson-and-schmidt-goes-to-north-korea/
This is the only thing that came up for me in a search.
I posted this before on the 2013 DPRK trip by Schmidt & Richardson. Eric Schmidt’s daughter accompanied them. She described North Korea as being like “The Truman Show.
Here is her account:
https://sites.google.com/site/sophieinnorthkorea/home