Thought the same thing. Another startup that came to mind was Atlas Informatics https://twitter.com/discoveratlas https://twitter.com/discoveratlas (defunct as

Thought the same thing. Another startup that came to mind was Atlas Informatics https://twitter.com/discoveratlas https://twitter.com/discoveratlas (defunct as of oct. 2017 - https://www.geekwire.com/2017/atlas-informatics-shut-pulling-plug-encrypted-personal-search-engine/ https://www.geekwire.com/2017/atlas-informatics-shut-pulling... )