That last sentence is the real piece of news here - the absolute core of the issue: Nigerians have been doing extremely well at Scrabble by applying non-greedy

That last sentence is the real piece of news here - the absolute core of the issue: Nigerians have been doing extremely well at Scrabble by applying non-greedy strategies. It seems obvious in retrospect that a game like Scrabble is not played optimally by making greedy choices.