Earlier quoted context omitted.
"Imagine it was a personal secretary you had that gave you the EXACT same information. Gave you your flight information, turned on the light when you asked, gave you the weather and your schedule." In your metaphor, you are implicitly paying the secretary, so the secretary is incentivized to maintain your interests. How much have you paid Google for its free services? Your metaphor is inapplicable. You don't have a s…
Google earns most of their money through ads.
It seems to be a theme here today... a company can't serve both advertisers and customers. In the end, one of them has to win, and given the monetary flows, it's not even remotely a contest which it will be. https://news.ycombinator.com/item?id=12644507