Ethereum co-founder Vitalik Buterin: We Underestimated How Long Proof-of-Stake and Sharding Would Take to Complete

The article below in cointelegraph re-inforces what is well established. Charles Hoskinson, has for a long time, has been upfront honestly admitting that POS is really hard to accomplish to a level acceptable for Corporate and Government mass adoption, and he has been rubbished by the Ethereum maximalists who thought they could do it without the fundamental science…now there is a reality check from Vitalik; especially now that Cardano will become the Gold Standard for POS with its scientific and peer review approach, the pressure is really on, otherwise, developers will move their skills and DApps to the Cardano platform.