Arguably the most important first step in digital and financial inclusion is getting people online in the first place. The largest provider of free public wifi in sub-Saharan Africa is BRCK, a truly remarkable Kenyan start-up that has grown from its revolutionary first BRCK v1 to a SupaBRCK to connect rural villages in Rwanda to its brilliant Moja free public wifi. Co-founder Erik Hersman, who also co-launched renowned tech firm Ushahidi and the iHub in Nairobi, tells Stuff Studios editor-in-chief Toby Shapshak about why the internet should always be free.