Swapping Italy and Scotland for Japan and Uruguay or Georgia would make for a cracking, if logistically tricky, six nations. And take the quality of rugby up a notch or two...
I think that's harsh on Scotland considering their performances recently but Italy have offered nothing for ages now and have quite probably gone backwards over the last ~8 years...
It was slightly tongue-in-cheek, but the gap between the bottom of tier 1 and top of tier 2 is disappearing, and those tier 2 teams need the chance to play proper tournament rugby every year
Swapping Italy and Scotland for Japan and Uruguay or Georgia would make for a cracking, if logistically tricky, six nations. And take the quality of rugby up a notch or two...