And a follow-up to [a challenge](https://steemit.com/killer-app/@jimmco/what-can-be-the-next-blockchain-killer-app#@jimmco/re-anonymint-re-jimmco-what-can-be-the-next-blockchain-killer-app-20160806t194547790z) to my proposal:

>> even distributed data can be compromised when keys are stolen. In general my impression is that we are still moving security rather than solving security

> The [tree (chain) of trust](https://steemit.com/blockchain/@dan/steemit-releases-groundbreaking-account-recovery-solution#@anonymint/re-dan-steemit-releases-groundbreaking-account-recovery-solution-20160806t180656742z) can probably solve that.