Don't forget Muon-catalyzed fusion exists - https://en.wikipedia.org/wiki/Muon-catalyzed_fusion https://en.wikipedia.org/wiki/Muon-catalyzed_fusion Which is _k

Don't forget Muon-catalyzed fusion exists - https://en.wikipedia.org/wiki/Muon-catalyzed_fusion https://en.wikipedia.org/wiki/Muon-catalyzed_fusion Which is _kinda_ cold fusion (and was labeled as such). Also, you can can make energy with it, just not enough to make it commercially viable