New generation of Latin American tech 'unicorns' making mark

[MONTEVIDEO] Nubank is the online bank with the greatest number of clients outside of Asia. Fellow Brazilian startup 99 is a platform that connects 300,000 taxi drivers and chauffeurs to provide a competitive service in which passengers pay less while drivers earn more.

Rappi's orange clad bicycle couriers have sprung up in 27 Latin American cities offering services as varied as delivering cash and pizzas to walking dogs or looking for lost keys.

These are among a new breed of South American "unicorns" - young digital companies that defied struggling economies and flourished to such an extant they are now worth a minimum of one billion dollars.