Fun math:
Top miners are about 17.5j/Th
¢5 per kW/hr is relatively inexpensive electricity
• #bitcoin has 600Ehash mining
• 600Eh @ 17.5j/Th = 10.5mm kj
• 10.5mm kj x ¢5 per kW/hr = $525,000/hr globally
• $525k/hr x 24hr x 356days =
$4,600,000,000/yr for #Bitcoin mining, globally
Cost/yr fiat currency production from treasuries:
• US = $1,900,000,000 per year
• EU = $1,700,000,000 per year
USD & EUR = $3.6 billion per year to run
• JP, etc ???
#bitcoin is not expensive

