Simon Morton meets the many people stumbling about as they play Pokemon Go, and tries to find out why this blockbuster app might change gaming forever from The New Yorker writer Om Malik.

Pokemon people. Photo: STR / NurPhoto Pokemon Go Pokemon Go The New Yorker's Om Malik. Pikachu! I choose you Pikachu!

There's a visit to a digital playground in Wainuiomata to meet Melanie Langlotz from Geo AR Games who has developed a location based mobile game that, like Pokemon, mixes the real world and video gaming - the idea is to get kids off the couch and running around outside.

Konini Primary school in Wainuiomata trying out 'Shark In the Park'.

Then a Pokemon Hacker is tracked down who has discovered a way to cheat at the still bug-riddled game, and Peter Griffin our tech correspondent looks at the privacy and data security aspects of playing location based games.