Beyond that feedback, I think this looks really interesting and would love to see where it goes.
Do you have plans to monetize this in the future? How do you expect to sustain it?
I think the points about people voluntarily building their businesses on Google's platform, and being thus beholden to Google's whims are well-made. The law, as it exists, doesn't seem to prevent that kind of thing since they're all private businesses, and this behavior benefits the consumer (arguably) even if it does hurt other businesses. Antitrust law (in the US) seems ill-prepared for the 21st century.
I tend to get interested in the policy concerns. Is web search so important that it should be considered a public utility, and thus regulated by the government? I think there's a case to be made there.
I believe that it's almost always better to build and release something basic and iterate on the feedback you get from your customers than to work on something for a longer time and only release it when it feels "done". My previous assumption has been that this is basic product development orthodoxy. In my case, I was heavily influenced by Eric Ries' Lean Startup book.This week, I've learned...