"Naturally, we must exclude New Zealand from all criticism, as ever, as they are cruising along. The statistics are magnificent if you are Kiwi but not so good if you are trying to market the competition as a fierce event."
The Rugby Championship was in need of "proper contests".
"In six seasons the average attendance has dipped from just under 46,000 to just over 30,000, and if that carries on they will be playing in a phone box inside a decade.
"Argentina have won only three of their 33 games, a dreadful return after the momentum they brought with them on being admitted to the tournament."
Jones predicted a competitive World Cup next year.
"The signs are that come Japan 2019, New Zealand will not be the only team in the race but the next month or two must reveal proper contenders, second-ranking event or not.
"New Zealand will surely come out ahead but the world needs evidence that the demolishing of the black machine is on the horizon."