微博的角色需要从信息平台演化为互联网服务平台。
The role of the microblog may need to evolve from an information platform to an Internet service platform.
结果导致了许多专用平台不断演化来满足这些需求。
As a result, many specialized platforms are evolving to meet these needs.
这就很好地支持了可能的多平台的需求，同时也提供了一种方法使得基础架构能够随着时间的推移扩展规模，或者进行演化。
This nicely supports potential multi-platform requirements, and also provide a way to scale or evolve the infrastructure over time.
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