06:52:19 <fluffypony> mikerah[m]: it existed from the beginning
06:52:28 <fluffypony> early wallets generated spend and view keys independently
06:52:32 <fluffypony> instead of from a mnemonic seed
06:52:39 <fluffypony> but other than that there's not much that has changed
06:52:56 <fluffypony> view key's functionality and cryptography is also clearly defined in the CN whitepaper