Yes, the detail must be got right, unintended consequences must be spotted and guarded against, the difference between 'solid organs' and other forms of donation must be considered, but a simple, clear framework must be maintained.

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However the witnesses it will call are likely to tell a story of a family whose lives were anything but clear and simple.

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Tracy Turner, from the Society of Local Authority Chief Executives and Senior Managers (Solace), told BBC News ahead of the hearing that the greatest need was for clear, simple information, but she said there was no money in council budgets for this.

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That sounds beautifully simple, but there is, in economic reality, no clear demarcation.

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But later that same year, Mac ads began displaying the simple, clear images that have remained a fixture of Apple marketing ever since.

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All of those might be hurting the buck--recent history is not so clear on this--but I prefer a very simple cause: the higher real interest rates abroad.

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It is not yet clear what the augmented reality display will show but it is likely to be simple.

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