Maturity is also key, said Chris Mackie. "Open source has such a compelling value proposition for mature, vertical software markets that there is almost no chance that it will disappear."

Chris Mackie 说，成熟性也很关键，开源在成熟的垂直软件市场有极具吸引力的价值主张，几乎没有消失的可能。

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Take the software vertical, for example.

以行业软件为例。

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Provides software redundancy similar to vertical clustering.

提供与垂直集群类似的软件冗余。

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So think of a highly-qualified software engineer (the vertical part of the T) who can talk knowledgeably about higher education and art history (the horizontal part of the T).

FORBES: Move up http://i.forbesimg.com t Move down

While incumbent software companies such as Microsoft, Oracle and IBM provide vertical solutions that include an end to end services for developers, Box is challenging them by offering what cofounder and CEO Aaron Levie calls an open system where developers can choose from a variety of providers and plug in to any of them.

FORBES: Box.net's Pitch To Developers: Box Innovation Network