Graeme Matthew指出，如果奖赏太重，那么开发人员可能就会把注意力放到提高积分上面，而不是给客户交付价值。
Graeme Matthew points out that if the rewards are too big developers might be focused on doing things to improve their score and not deliver value to the customer. Ilja Preuss suggested.
顾客还会拿到‘奖赏’——办会员卡得优惠劵，而每次购物会有积分和折扣。
You can also get 'rewards' - join up and get a 'loyalty card' and every time you shop you'll get points and discounts.
现在大多数超市对每一次购物提供积分奖赏。
Most supermarkets now offen bonus points with every purchase.
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