I suppose, like the article mentions, it depends on the circumstances. It does appear that serious poker players do better in the long run as they not only consider pot-odds when playing but also management of their bankroll to ensure long-term survival. Is there an element of chance? Of course, but it's not the only factor - few things are black and white. But if someone choose to go all-in blind pre-flop then they…
This isn't making the game pure chance; it's just cutting off that player from future decisions. The opponents still get to call or fold, which means the opponent is manipulating the odds that the all-in player will win a contested pot.