The world is changing fast, with digital technological innovation that is both liberating and disturbing. The threats and opportunities this presents requires a massive debate, and intervention, to ensure such changes are as healthy as possible for humanity. The online dimension of the Christchurch terrorist attacks is now provoking a sea change in attitudes towards social media.

Around the world we are now seeing attempts to rein in the tech giants with government regulations. There are blunt questions being asked about whether the likes of Facebook are "monetising hate", and whether the dream of social media enhancing democracy and social