[ExI] The color Brown

[Will Steinberg]

There is no colorness to anything.  Things don't have qualia innately
associated with them.  Strawberry reflected light only acquires redness
within my brain system.

On Fri, Feb 14, 2020, 17:59 Brent Allsop via extropy-chat <
extropy-chat at lists.extropy.org> wrote:

>
> I hate it when spell correction changes colerness to coolness.
>
> On Fri, Feb 14, 2020 at 3:52 PM Brent Allsop <brent.allsop at gmail.com>
> wrote:
>
>>
>> If you distinguish knowledge of reality (qualia) from reality (light)
>> none of this (including all the optic illusions, and problems with color's
>> people think are "weird".  It is so absurd that everyone thinks they know
>> what color any of this stuff is.  Nobody knows what is brown, or any of the
>> other colors.  Light sure doesn't have any of those physical qualities.
>>
>> Why is it that nobody can acknowledge that we don't' know the coolness of
>> anything?
>>
>>
>>
>>
>>
>>
>>
>>
>>
>> On Fri, Feb 14, 2020 at 3:43 PM John Clark via extropy-chat <
>> extropy-chat at lists.extropy.org> wrote:
>>
>>> There is no such thing as brown light. You will never see a brown LED.
>>> You will never see a brown LASER. You will never even see a brown pixel on
>>> your computer screen. You may object to that and say you've seen brown
>>> images on your screen all the time, and that's true but what you've really
>>> seen is dim orange areas on the screen that your brain interprets as brown,
>>> and you only know it's dim because of the context. The orange needs to be
>>> surrounded by something much brighter. Like all colors (and like everything
>>> else) brown needs contrast, but that fact is most easily demonstrated with
>>> brown.
>>>
>>> There is a very good video on this subject:
>>>
>>> Brown: color is weird <https://www.youtube.com/watch?v=wh4aWZRtTwU>
>>>
>>> Incidentally the fruit "orange" didn't get its name because of its
>>> color, instead the color got its name because of the fruit. Before the 16th
>>> century when orange trees were brought to Europe there was no specific name
>>> for that color, people just called it yellowish red.
>>>
>>>  John K Clark
>>> _______________________________________________
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>>> extropy-chat at lists.extropy.org
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>>>
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