We already have black holes in our computers for the hdd, some people even add a virtual black hole as the OS
On Tue, Nov 11, 2008 at 9:04 AM, Andrew Farnsworth <[EMAIL PROTECTED]>wrote: > Nope, it means that to continue Moore's law we will need to start making > our computer chips out of denser and denser matter. It won't be long[*] > before we need to start using Neurton stars as source material and not long > after that before we will need to use the collapsed matter at the core of > black holes. > > Not long galactically speaking... we are currently at appoximately 2^28 > transistors. If we assume Moore's Law will continue indefinetely, we find > that by 2150 we have reached 1.5E51 transistors. Now working backwards and > assuming we will be running 1 Thz chips, we find that by the year 2100 we > will need to be using material denser than water (Water has a density of > approximately 1Kg / Liter) to surpas this limit. Wait! We already are > using materials that are denser than water! Ok, Copper is about 9 times > denser than water, lead is about 11 times denser than water. Ok, we will > work with 10 as an easy number... hmm, this only gives us an extra 4 years. > Ok, on to other materials. Iridium is 22x as dense. Another 18 months or > so... Ahh, here we go, the core of the sun! 150x as dense as water... > shoot, that is just another 4 years on top of iridium. Ok, lets go really > dense... 100,000,000,000,000x as dense (10^14) which gives us to 2148. > Better but not good enough. Black holes are next! 10^27 x as dense takes us > to 2192.. Only another 50 years! So if we manage to continue Moore's law > for the next 200 years we will all have a small black hole in our computer > as the CPU.. Somehow I think that Moore's law will break down before then. > > Did I mention that I love math :-) > > Andy > > > > > On Tue, Nov 11, 2008 at 9:29 AM, Jack Coats <[EMAIL PROTECTED]> wrote: > >> >> That means: turn off all computers and cell phones and global warming >> goes away? ;) >> >> Andrew Farnsworth wrote: >> > I found the following quote on the wikipedia page for the ZFS file >> > system (http://en.wikipedia.org/wiki/ZFS) >> > >> > Quoting Jeff Bonwick (http://en.wikipedia.org/wiki/Jeff_Bonwick) >> > >> > Although we'd all like Moore's Law >> > <http://en.wikipedia.org/wiki/Moore%27s_Law> to continue forever, >> > quantum mechanics <http://en.wikipedia.org/wiki/Quantum_mechanics> >> > imposes some fundamental limits on the computation rate and >> > information capacity of any physical device. In particular, it has >> > been shown that 1 kilogram <http://en.wikipedia.org/wiki/Kilogram> of >> > matter confined to 1 litre <http://en.wikipedia.org/wiki/Litre> of >> > space can perform at most 10^51 operations per second on at most 10^31 >> > bits of information.^[10] >> > <http://en.wikipedia.org/wiki/ZFS#cite_note-9> A fully populated >> > 128-bit storage pool would contain 2^128 blocks = 2^137 bytes = 2^140 >> > bits; therefore the minimum mass required to hold the bits would be >> > (2^140 bits) / (10^31 bits/kg) = 136 billion kg. To operate at the >> > 10^31 bits/kg limit, however, the entire mass of the computer must be >> > in the form of pure energy. By E=mc², the rest energy of 136 billion >> > kg is 1.2x10^28 J <http://en.wikipedia.org/wiki/Joule>. The mass of >> > the oceans is about 1.4x10^21 kg. It takes about 4,000 J to raise the >> > temperature of 1 kg of water by 1 degree Celsius >> > <http://en.wikipedia.org/wiki/Degree_Celsius>, and thus about >> > 400,000 J to heat 1 kg of water from freezing to boiling. The latent >> > heat of vaporization adds another 2 million J/kg. Thus the energy >> > required to boil the oceans is about 2.4x10^6 J/kg * 1.4x10^21 kg = >> > 3.4x10^27 J. Thus, fully populating a 128-bit storage pool would, >> > literally, require more energy than boiling the oceans.^[11] >> > <http://en.wikipedia.org/wiki/ZFS#cite_note-10> >> > >> > >> > Nothing like imposing some hard limits on a system :-) >> > >> > Andy^ >> > >> > > >> >> >> > > > > -- "Human salvation lies in the hands of the creatively maladjusted." --Martin Luther King Jr. I like to believe that people in the long run are going to do more to promote peace than our governments. Indeed, I think that people want peace so much that one of these days governments had better get out of the way and let them have it. --Dwight D. Eisenhower "I do not feel obliged to believe that the same God who has endowed us with sense, reason, and intellect has intended us to forgo their use." --Galileo Galilei "The significant problems we face cannot be solved at the same level of thinking we were at when we created them." --Albert Einstein "Without deviation from the norm, progress is not possible." --Frank Zappa Jean Kerr - "I'm tired of all this nonsense about beauty being only skin-deep. That's deep enough. What d... --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "NLUG" group. 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