wurstfinger

Renweables and nuclear don't mix well - it's too inflexible. In fact, the concept of base load generally becomes very unhelpful with an energy sector transitioning towards renewable energy (see e.g. https://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.18...).

Overbuilding generation capacity, either of renewables or here by peaker gas plants, rather than storage is generally recognised as the most economical way forward.

I assume they mean Go-ish; i.e. tactics that that work in the game of Go.

There is a much better explanation here:

https://security.christmas/2019/2

Funny you should choose Ghana as an example. They have actually overbuilt their power generating capacity in recent years and are looking for ways to fruitfully soak up the excess electricity (e.g. electric vehicles https://cleantechnica.com/2020/07/20/ghana-pushes-for-adopti...)