Bitcoin: Mother of All Bubbles, or Revolutionary Breakthrough
npr.org
npr.org
The result is that you must use centralized exchanges[3], and consume much more electricity than needed in the process.
The decentralized, cryptographically secure, append only ledger is pretty cool though.
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[1] HDD/SDD storage space for the blockchain itself, securing your wallet
[2] Certain Chinese individuals with large amounts of computational power apparently don't count as middlemen
[3] JP Morgan et al