Us, never. Just like with China you can't win a land war over here, and a home attack has a greater risk of uniting is against a common enemy.
Taiwan possibly. Though I don't think so. Taiwan is much more useful as a political chess piece that China can beat their chests about. They can invoke the island and be offended about support for it whenever they need leverage right now.
Not to mention it isn't just the US alone that needs Taiwan and movement there risks a global response.
Just because you opted in, doesn't make their statement untrue.
The simplicity of use in the walled garden, caters to people who aren't techy. It's a huge reason for their success.
But just like "nontechy" people like my husband can use an android, "techy" people can opt into a system that caters to the opposite.