SciBytes @ SciSTIP is an information series produced by SciSTIP. Its aim is to disseminate on a regular basis brief reports about some aspect of the science and innovation system in South Africa. The aim is to inform and share knowledge produced by SciSTIP. The “bytes” are written in a non-technical style. Every issue of SciBytes is structured in the form of a main question (with some elaboration). This series forms part of SciSTIP’s science engagement strategy.