The issue, KNOWHERE high-quality videos critics say, is that every one those calculations wanted to unravel the equations for mining cumulatively consume large amounts of electricity. Bitcoin already uses 149.63 terawatt hours annually, greater than entire countries reminiscent of Malaysia and Sweden, according to the Cambridge Bitcoin Electricity Consumption Index. Microsoft co-founder and international philanthropist Bill Gates not too long ago advised journalist Andrew Ross Sorkin that bitcoin “uses more power per transaction than some other methodology known to mankind.”
Racial Profiling?
A study by two Harvard Business School economists found that African-American hosts on Airbnb charged about 12 % much less for properties than nonblack hosts, reflecting a lower demand. (Airbnb hosts publish their pictures on the web site). “These findings highlight the prevalence of discrimination in online marketplaces, suggesting an important unintended consequence of a seemingly routine mechanism for constructing trust,” word the researchers. In further unpublished work, they also discovered that hosts had been more likely to reply to would-be visitors who did not have stereotypically African-American sounding names than those that did [source: Johnson].
On the aspect of premium cable purists, Gizmodo author Wilson Rothman says there is a body of research indicating that premium cables may certainly maintain the energy and quality of an audio signal better than cheaper cables. The insides of premium cables, he notes, are usually fabricated from exceptionally pure copper or silver, and sometimes even exotic materials comparable to palladium, which are extra conductive than the stuff inside their cheaper cousins. In addition they sometimes have added design options, similar to constructed-in electronic filters, which weed out low-frequency interference that shouldn’t be within the music [supply: Rothman].