It won't matter for most of us Jerry. It's just the tuck isn't going to occur, I do think the Euro is wrong in being that amped. I think the RGEM not being locked in with it is a huge red flag and the 18z RGEM doesn't look terribly different than the 0z NAM.
This is a biblical hit for eastern MA/RI/Cape. Can't/won't speak about other areas but I'm glad I bought the generator, this is the big one and I am no longer worried at all about mixing of any significance here.