Gaga reckoned it would be "one of the most groundbreaking moments in touring history".
Even his most groundbreaking work tends to look conservative and fatally earnest today.
New York City: not the most groundbreaking topic, but it's enough to get Quinn going, in his rambling, barfly style.
His point is that history has a habit of reducing things to their most groundbreaking or taboo-busting moments.
But does that make it one of the year's best performances, or just one of 2011's most groundbreaking turns?
But there's an argument to be made for Potato Head Blues being the great man's most groundbreaking work.
It's not the most groundbreaking piece of research, but I did find it both instructive and sobering.
Love on the Left Bank, his first and most groundbreaking book, remains his most beautifully realised body of work.
It looks like a calculated snub to Williams who, in my view, gives the most groundbreaking performance of the show.
Though it might not be the most groundbreaking stuff, it's a promising harbinger of things to come.
It is, quite simply, neck and neck with Janelle Monae's The Archandroid as the most groundbreaking soul album of the decade so far.
