Re: let me guess...
"Fusion reactors produce fast electrons, which can be used in a classic breeder design (in fact they are too fast - you have to slow them down a bit somehow)"
I think you intended to type neutrons
"Fusion reactors produce fast electrons, which can be used in a classic breeder design (in fact they are too fast - you have to slow them down a bit somehow)"
I think you intended to type neutrons