There isn't, sorry if I worded that confusingly: If the claimed theoretical efficiences of 80% can be achieved in a way that's economically viable, then the pre

There isn't, sorry if I worded that confusingly: If the claimed theoretical efficiences of 80% can be achieved in a way that's economically viable, then the pre-existing German infrastructure solves the storage problem and you could go 100% renewable. If not, it would be more effective to keep some nuclear capabilities around.