These arguments rely on the person making them to act incredulous if you suggest that a company like Apple would do anything unsavory. There's an entire school of rhetoric dedicated to conflating "companies securing their trillion dollar bottom lines" with "end-user security", when the two are almost always orthogonal.

Google already knows everything of consequence on your phone.

not true. they do not have private conversations nor local images

More likely to have cloud features enabled than not.