Crypto 101: What Exactly Is Proof of Stake and Why Is Everyone Talking About It?

The cryptocurrency industry is talking a lot about proof of stake, and for good reason. Ethereum (CRYPTO: ETH), the second-largest crypto by market cap, is moving to a proof-of-stake consensus mechanism -- an alternative to Bitcoin's (CRYPTO: BTC) proof-of-work blockchain management method. As a quick refresher, blockchain is a digital ledger of past transactions that have taken place on a network.