> The current reward for a block is 25 bitcoins If I may offer a slight correction: the reward per block halved to 12.5 bitcoin in July 2016 [0]. Doesn't mater

> The current reward for a block is 25 bitcoins If I may offer a slight correction: the reward per block halved to 12.5 bitcoin in July 2016 [0]. Doesn't materially change the results [1], but probably worth mentioning for posterity. [0] http://www.bbc.com/news/technology-36763524 http://www.bbc.com/news/technology-36763524 [1] 1800 bitcoin / day mined @ $1100/BTC is $2MM/day, so one would gross $2MM * 8e8 / 2.5e18 = $0.00064/day. And at today's ~$900/BTC, $0.00052/day.