The Great Robocoin Rip-off
FhnuZoag writes: Last year, Andrew Wilkinson, founder of MetaLab, bought a Robocoin Bitcoin ATM, figuring it would be a fun little side project and a good way to help move Bitcoin forward. It did not quite turn out that way. He has now written a timeline of the 10-month, $25,000(CAD) struggle. In short: there was a massive shipping delay, a $2,000 charge to clear customs, no knowledge base, unhelpful support, and the ATM itself flat out didn't work.
What's the energy cost to physically produce a bitcoin? Anybody know?
With a Butterfly Labs' Monarch (700GH/s)), at a difficulty of 19,729,645,941 and a block reward of 25...
655 kWh per BTC, on average, or roughly one third of the current USD:BTC exchange rate in power costs.