Well it turns out the best algorithm is comparable to the best humans.

“事实证明，最好的算法可以与最优秀的人类专家相媲美。”

And they found that the crowdsourced results actually had very similar accuracy rates to the best algorithm.

他们发现众包结果的准确率与最厉害的算法类似。

A good algorithm will encode in such a way that without the key it's very difficult to unscramble.

一个好的算法将以这样一种方式进行编码，即没有密钥就很难解密。