Recent quotes:

The search engine manipulation effect (SEME) and its possible impact on the outcomes of elections | PNAS

Specifically, we show that (i) biased search rankings can shift the voting preferences of undecided voters by 20% or more, (ii) the shift can be much higher in some demographic groups, and (iii) such rankings can be masked so that people show no awareness of the manipulation.

Apple isn't a monopolist

And developers, from first-time engineers to larger companies, can rest assured that everyone is playing by the same set of rules. That’s how it should be. We want more app businesses to thrive — including the ones that compete with some aspect of our business, because they drive us to be better.