> If pinch and zoom is such a trivial thing then invent some other thing to use instead. But isn't that the exact problem. p&z is so trivial that any other th

> If pinch and zoom is such a trivial thing then invent some other thing to use instead. But isn't that the exact problem. p&z is so trivial that any other thing would be less trivial which would be counter intuitive for human-computer interaction.