That is not Europe's energy problem today. Their current problem is that a significant amount of their energy infrastructure relies on continuous imports; but a

That is not Europe's energy problem today. Their current problem is that a significant amount of their energy infrastructure relies on continuous imports; but a major exported has decided to stop selling to them for reasons that have nothing to do with technology. This dynamic has been a defining feature of geopolitics for the past half century or so. Whenever you hear talk about "energy independence" you are hearing talk about mitigating a problem that is almost exclusive to fossil fuels.