Earlier quoted context omitted.
I would too, but clearly most people wouldn't, otherwise advertisement wouldn't be such a popular way to monetize apps and websites (and Google wouldn't be the behemoth that it is today). Actually I would also gladly pay for a decent search engine but even DuckDuckGo decided to monetize using ads, which IMO means that sooner or later if they're successful enough they'll become just as bad as the rest. Besides paying…
A possibly relevant distinction for DDG ads is that (I believe) they're anonymized and tied only to the search, not to your identity.
After all there was a time where most of us trusted Google and their "Do No Evil" motto. And then eventually in morphed into "Do More Profit" and we have the corporation that we know today.