**Vitalik Buterin declares he is not staking all of his ETH, merely a 'small portion’**
Ethereum co-founder Vitalik Buterin explained the “biggest reason” is because it has to be on a multisig – which are still “fairly difficult” to set up.
https://cointelegraph.com/news/vitalik-buterin-declares-not-staking-all-eth-a-small-portion