Bitcoin & Crypto currencies are a means for all humans to globally exchange value without barriers, violence, or middle-men via the least expensive means possible.
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The Blockchain which powers Crypto-Currencies is equally as important as it moves all forms of Business (by enabling Smart Contracts) into a decentralized, automated, & elastically scaling technology- which brings the overhead cost of business to near-0. Thus all humans can now focus on innovation, instead of business operations. The final barrier to 0-overhead business will be Physical Object integration with Blockchain systems, that is what will drive the Real IoT revolution whereby all human value is maximized.