Whether you are talking about a Silicon Valley Roundabout, Fen or Wadi – there is no shortage of countries looking to adorn their mantelpieces with a hi-tech hub.
But in the developing world, and especially in Africa, getting that unique mix of tech and business skills together, not to mention investment, can be a big ask.
David Reid visited Accra, in Ghana to see a school for start-ups with big ambitions.