History of Ethereum & POS

TIMELINE:

• Nov 2013: Whitepaper released by Vitalik Buterin

• April 2014: Yellowpaper released by Gavin Wood

• July 2014: Ether ICO lasts 42 days 

• July 2015: Frontier upgrade (difficulty bomb)

• March 2016: Homestead upgrade

• July 2016: Ethereum DAO hard fork  (ETC forms)

• October 2016: Tangerine Whistle Fork (Fork Wars)

• November 2016: Spurious Dragon (Fork Wars)

• March 2017: Ethereum Enterprise Alliance (ETH becomes #2 crypto)

• October 2017: Byzantium hard fork (difficulty adjustment)

• October 2019: Constantinople upgrade

• December 2019: Istanbul upgrade

• January 2020: Muir Glacier upgrade

• October 2020: Staking contract deployed

• December 2020: Beacon Chain Launched (proof-of-stake chain)

• April 2021: Berlin upgrade

• June 2021: London Testnet launch

• August 2021: London Mainnet launch (EIP 1559)

• October 2021: Altair upgrade

• December 2021: Kintsugi Merge testnet

• March 2022: Kiln Merge Testnet

• Q2 2022: The Merge

UPDATE: The Ethereum proof of stake merge occurred on September 15, 2022 at 2:42 a.m. EST.

Arguments on POS

When we review the Pros and Cons of POS, we can see that all the Cons are difficulties we have already overcome, and all the Pros are the right things we should continue to insist on.

The story narrates a genuine account of performing the right thing despite its difficulty.

How a difficult but correct thing happen

Ethereum POS

Also think about the delay of Elon Musk & Tesla, the right thing may always be difficult.

Conclusion

1. Ethereum POS is great, and it makes Ethereum greater.

2. Ethereum POS declaims the death of POW.

3. Ethereum POS proves it’s greater than Bitcoin.

Reference