On the other side, late in the project, you often want to introduce more control, such as change control boards, to remove undesired creativity and associated risk for late introduction of defects.

另一方面，在项目后期，你往往想要引入更多控制，比如变更控制板，来消除不想要的创造性和相关风险，以免在晚期引入缺陷。

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"A whole new world opened up with the introduction of acrylics and canvas -- the changing of materials let their creativity just really open up, " said Adrian Mibus, director of Whitford Fine Art gallery in London, which is currently holding a selling exhibition of Aboriginal art.

CNN: Aboriginal artists ignore spotty art market