# Manage internal data-model
Still, while everything looked pretty polished in the demo, Lenovo says this one will remain a concept.
。体育直播对此有专业解读
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The benefits are:
A developer wanting to use a new Web API must first understand it from a JavaScript perspective, then translate it into the types and APIs that are available in their source language. Toolchain developers can try to manually translate the existing web documentation for their language, but that is a tedious and error prone process that doesn’t scale.