The blame game article essentially summed it all up in the last paragraph by stating that it was time to move the games to another part of the world. Rio is a good bit removed the USA, and it makes sense (if you're dealing with fairness) to move it around. We have had our turns, so let some other continent share the joys of the games in their own backyard. Of course, you cannot discount the facts presented regarding the upsets in leadership roles, fighting over extreme salaries, then the leaders not doing their jobs. Just another form of politics and more of "he said, she said" finger pointing.
Failure can be a good thing, and it can often be attributed directly to a departure from successful tactics and activities. Do you think anyone will look to see where they may have messed up, or will they continue to look for a scapegoat? I'm putting my money on the goat.