Not sure how your response relates to pyramids in general, but I need to
ask: In physics, how would you drop 1 kg of mass into a black hole and
extract the exawatts from it? Moreso, where would you physically get a
black hole from that would permit you to traverse its firewall?

On Thu, Dec 11, 2025 at 8:33 AM Matt Mahoney <[email protected]>
wrote:

> It's a simple physics problem. The great pyramid of Giza weighs 5.5M tons.
> 1 kg of mass dropped into a black hole converts to 9 x 10^16 J or 21.5
> megatons. The lifetime of a black hole is on the order of the mass cubed in
> Planck units. A Planck mass is 22 micrograms. So the pyramid weighs 2.5 x
> 10^17 Planck units and would live about 10^52 units of 5.4 x 10^-44
> seconds, or about a year. It would convert mass to Hawking radiation energy
> at a rate of 300 kg/s, or 30 exawatts of hard gamma rays.
>
> This is about 300 times the energy received from the sun. Since radiation
> increases with the fourth power of temperature, this would raise the
> Earth's surface temperature from 290 K to 1200 K before it went out with a
> final 100 billion megaton blast.
>
> -- Matt Mahoney, [email protected]
>
> On Thu, Dec 11, 2025, 12:21 AM Quan Tesla <[email protected]> wrote:
>
>> John. I give up. How many and when and where's the physical evidence
>> thereof? It's all speculative. Interesting, but speculative. It may also
>> just have been the temples of the elite, hogging the limelight and social
>> power. Not disimilar to what we observe today.
>>
>> On Thu, Dec 11, 2025 at 6:01 AM John Rose via AGI <[email protected]>
>> wrote:
>>
>>> On Wednesday, December 10, 2025, at 9:55 AM, Quan Tesla wrote:
>>>
>>> Did some reading. aboyt Dyson spheres. Fascinating concept. Thanks for
>>> the headsup.  Down to Earth, the following is AI's version of our state of
>>> civilization. Q: If less than 10% of the global population achieves 0.75,
>>> does that mean the whole civilization did? Nope. We're still in the Type
>>> I's infancy. Lots of opportunity to really ramp this up.
>>>
>>>
>>> How many watts did the pyramids put out :)
>>>
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