<Tr> <Th> Production company (s) </Th> <Td> <Ul> <Li> Zeppotron (2011--13) </Li> <Li> House of Tomorrow (2014--present) </Li> </Ul> </Td> </Tr> <Ul> <Li> Zeppotron (2011--13) </Li> <Li> House of Tomorrow (2014--present) </Li> </Ul> <Li> Zeppotron (2011--13) </Li> <Li> House of Tomorrow (2014--present) </Li>

Where did black mirror season 4 episode 3 take place