Searching

Minimum space: 在有效率下，保持個人最少資料儲存空間

Drinking milk: 要喝牛奶，不用養一頭乳牛

Take it all?: 別的地方有存，你就讓它存

 

Effective Searching

Ask yourself:

what is the index?

what is the channel?

 

Index is What?
Google's Secret