On 13-2-2015 0:07, Mike Horvath wrote:
> On 2/12/2015 3:28 AM, Thomas de Groot wrote:
>> I have been wondering about those six circular windows. While rotating
>> do they not create a kind of blinking effect?
>>
>
>
> The effect is probably similar to the one experienced by farmers living
> near and under wind power turbines. It is probably annoying. I could
> replace the holes in the outer shell with a single cylindrical groove to
> remove the effect, but it wouldn't make structural sense.

If structural sense is the only thing that matters (and not a view to 
the outside) why not provide smaller holes set on different circular 
paths between inner and outer shells, so that they do not coincide?

-- 
Thomas

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