A few years ago it offered a potentially cost-effective way of mining for Bitcoins and other currencies. CGMiner prevents stale work submission on new blocks and supports multiple pools with intelligent failover mechanisms. Therefore you need to take great care if you’re attracted to mining for crytocurrency, because the days of low-hanging fruit are long gone, and it is now a serious, and very cut-throat, business. Buy Bitcoin Worldwide does not offer legal advice.