批判地说，有很多被使用的地方商业使用者根本就没有支付过。
Critically, there are many USES that commercial users never paid for.
淘宝的商业合伙人也开始接近那些成百上千购买商品的使用者们。
Businesses partner with Taobao to access the hundreds of thousands of active users who buy products on their site.
是一个很成功并盈利的数据站点，其他网站收费的东西他免费。 这是对商业者而言，但即使对消费者和使用者而言，免费的东西也有诸多弊端。
But even for users who ultimately charge for their product there can be a downside to giving something away for free.
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