That analogy is flawed. A human assistant probably wouldn't store every information about you forever. It usually is a single person, not a megacorp. You would

That analogy is flawed. A human assistant probably wouldn't store every information about you forever. It usually is a single person, not a megacorp. You would pay the assistant as you already stated - the motivation of the assistant to provide services are clear and well understood. I agree with the GP, this scares me. I am interested in this technology, but won't hand over the required information. A 'personal' life tracking/assistant service would be useful..