What does Nationwide and Eskom have in common?

While reading recent newspaper reports regarding the crises these two companies find themselves in, one subject keeps coming up - shortage of skills.  Nationwide's airplanes are losing their engines, and Eskom has to implement load shedding due to (among other reasons) inadequate maintenance on their aircraft and power stations, which in turn is due to a lack of skilled technicians. Shortage of skills is a common problem across the globe.  What compounds the issue in many South African companies is a short-sighted implementation of Affirmative Action, which led to [...]