To the benefit of our users, we are now proactive versus reactive in tuning bad SQL.
为我们的用户带来的好处在于，我们现在能够主动而不是被动地调优性能差的SQL。
This requires constant tuning of our algorithms, as new content-both good and bad-comes online all the time.
这要求不断调整我们的算法，因为新内容(不管是好还是差)一直源源不断的涌现。
The Bad: Story could have been a bit more fleshed out; difficulty could have used some slight tuning.
缺点：剧情或许还能再曲折深入些；难度还可以再微调一下。(这里指略微过难)。
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