Approximate Hardware May Increase Bitcoin Mining Profits by 30% http://www.google.com/url?rct=j&amp;sa=t&amp;url=http://cointelegraph.com/news/bitcoin-mining-hardware-profit&amp;ct=ga&amp;cd=CAIyGjMyN2M4N2ZmMTYzMzk2OTU6Y29tOmVuOlVT&amp;usg=AFQjCNEmE_kfmkwTvRal40WqQragfqscAQ …