[ExI] [Bulk] Re: Virtual Reality is where the aliens are

[BillK]

On 26 August 2015 at 09:00, Rafal Smigrodzki wrote:
> On Sat, Aug 22, 2015 at 1:03 PM, spike wrote:
>> If they actually do anything, photons do create waste heat.  The third law
>> applies to them as well.
>
> ### In other words: People who compute a lot inevitably change the radiation
> signature of the space they inhabit.
>
> Since we do not see any area in the sky whose heat signature hints at
> massive scale computation, there is no massive scale computation in our past
> light cone.
>
> Therefore, eaties do not exist, or if they do, every single one of them
> computes little, or else they compute a lot but are very uncommon.
>


Or, as Keith mentioned, eaties are *small*.

Speed of light limits internal communication size. And waste heat
might be used for other purposes. Maintenance of an intelligence
system requires more than just white-hot computation.


BillK