Dogs act like toddlers when you need help - but cats just watch. Scientists compared 3 groups: pet dogs, cats, and human toddlers in an experiment where a human parent hides and pretends to look for an object. 75% of dogs and children helped. Cats only helped if it was in their personal interest.

· · 来源：dev资讯

但理想主义和现实主义之间，难免会有碰撞，尤其是前沿模型的研发，往往需要长期、稳定的战略支持以及低压力的资金环境。不上市，反而有利于公司避开资本的短期干扰，让月之暗面尽可能为那个长期目标而战。

爱范儿也在现场，第一时间上手体验了这台新机。

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Greater than: Every domino half in this space must add up to more than the number.

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不过，苹果并不打算将 MacBook Pro 定位为 iPad 替代品。触控只是新增输入方式之一，而非「触控优先」。