They are wrong. World championship is not a battle, it is a campaign. At the present time Carlsen's best bet for winning is to play tie breaker games because he

They are wrong. World championship is not a battle, it is a campaign. At the present time Carlsen's best bet for winning is to play tie breaker games because he is much better at rapid fire games than his opponent, which is exactly why he took it there. It is, in essence, a standard chess taken to extreme - the difference between a 1900 player and an IM is that IM would play to win while 1900 player would play to attack.