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xiaopanga

40 karma · joined June 2, 2016

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xiaopanga··on Microsoft's underwater data centre resurfaces after two years
Let's fix the math.

Amount of energy consumed from global data centers: 205 terawatt-hours. [0]

Amount of water in the oceans: 1,386,000,000 (km3)~= 1.386*10^21kg[1]

water has a specific heat capacity of: 4,200 J/kg°C [2]

Energy/HeatCapacity/AmountOfWater = 1.268×10^-7 degrees Celsius

[0]: https://energyinnovation.org/2020/03/17/how-much-energy-do-d... [1]: https://www.usgs.gov/special-topic/water-science-school/scie... [2]: https://www.bbc.co.uk/bitesize/guides/z2gjtv4/revision/5

xiaopanga··on AI slays top F-16 pilot in DARPA dogfight simulation
There may be specific fit issues for a new artificial leg. Most prosthesis require quite a bit of fit adjustment.
xiaopanga··on Curry spice turmeric boosts memory by nearly 30%, eases depression, study finds
Did no one read the last bit on the people who did the research? there seems to a clear conflict of interest in this paper. " Dr. Small also reports having served as an advisor to and/or having received lecture fees from Allergan, Argentum, Axovant, Cogniciti, Forum Pharma- ceuticals, Herbalife, Janssen, Lundbeck, Lilly, Novartis, Otsuka, and Pfizer. Dr. Heber reports receiving consult- ing fees from Herbalife, and the McCormick Science Institute.The manufacturer of Theracurmin, Theravalues Corpora-tion, provided the Theracurmin and placebo for the trial,funds for laboratory testing of blood curcumin levels, and funds for Dr. Small’s travel to the 2017 Alzheimer’s As- sociation International Conference for presentation of the findings"
xiaopanga··on Shanghai sets population at 25M
Hebei not Hubei
xiaopanga··on A Map Showing How Much Time It Takes English-Speakers to Learn Foreign Languages
This is true only after the Norman invasion.
xiaopanga··on An alternative to solid tantalum capacitors
the ESR on MLCCs are negligible
xiaopanga··on iPhone 7
Do people play a lot of graphics intensive games on phones?
xiaopanga··on iPhone 7
Weirdly the normal S7 and edge version passed the test
xiaopanga··on Chinese Chipmaker Unveils 64-Core ARM Processor
The inductors are still too big to be on-chip
xiaopanga··on Chinese Chipmaker Unveils 64-Core ARM Processor
Modern cores are more like 1V or lower. so more like 100A