If every time you got a new memory, you had a new personality, and the personality theory said having the very same personality was the key to survival that none of us survive more than a few seconds.

如果每次有了新记忆，有了新的人格特性，根据人格论,只有同样的人格才是活下去的关键,那么我们只能活几秒钟了。

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The researchers recorded a drop in receptor density in the hippocampus - and other key memory centres - of 49% of Alzheimer's patients.

BBC: NEWS | Health | Hope for early Alzheimer's test

So, a key feature was the memory remix.

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In addition, DDR4 has been designed in such a way that stacked memory devices may prove to be a key factor during the lifetime of the technology, with stacks of up to 8 memory devices presenting only a single signal load.

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