Orchid XP v8 wrote:
>>> I'm wondering... All those absurdly fat people? Would they even *need*
>>> to eat?
>> 
>> Brains don't work from fat. They *need* sugar.
> 
> ...which is why the liver metabolises fat into sugar?

Hmm... I recalled that if sugar was high, the liver converted sugar into 
fat, but if sugar was low, it didn't convert fat back into the same kind of 
sugar, and neurones notably couldn't use that.

I must be mixing it up with something else...

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