First Bitcoin ASIC, Delivered to Core Bitcoin Developer

First Bitcoin ASIC, Delivered to Core Bitcoin Developer (jgarzik)

The $210/day for $1,300 only holds for a single incremental device. Since the network produces a mostly fixed number of bitcoins per day regardless of the hashing power thrown at it, there are severe diminishing returns for running a lot of these devices. I think the current math is that if you ran 300 of these, each would only be producing $100/day. 600 and each would be producing $70/day, etc. (Pre)selling them scales much better and is far less risky since it insulates them from the fluctuating BTC/USD exchange rate and the possibility of competitors diminishing their share of the network down the line.

Full article: http://news.ycombinator.com/item?id=5142021