I/O will feature over 80 sessions ranging from introductory talks to deep dives on the nuts and bolts of a particular technology or product.

大会将有多与80个会议，会议的内容非常丰富，从普及性的介绍性演讲到深入一个专门的技术或产品的专题。

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Whodunit fetish notwithstanding, the Wenger Principle holds that O'Neill is doing a better job than Bruce because he's better at the nuts and bolts of the job: working with his players in training to make them perform better during games.

WSJ: Martin O'Neill: The Whodunit on Sunderland's Sideline