Ethereum’s Buterin: Sharding addresses centralization concerns for PoS blockchains

The scalability trilemma, coined by Ethereum’s creator Vitalik Buterin, stated that a blockchain can “only at most have two” of the three aspects: decentralization, security, and scalability. With Proof-of-Work blockchains sacrificing scalability, Proof-of-Stake was touted as the approach forward.

However, more and more exchanges are getting involved in the process of Staking, some have expressed concerns about centralization among these players. The cryptocurrency that’s garnering attention from major exchanges such as Coinbase, Kraken, and Binance is undoubtedly Tezos; starting an internal competition within the industry.

Arianna Simpson, Founder of Autonomous Partners, recently expressed her opinion and suggested that elements of centralization were slowly creeping into PoS. Speaking from a technical point, Simpson indicated that operating a validator was a complicated task in the network and required certain expertise; therefore, users were increasingly…