the problem with having consumers take action is that they are completely shortsighted and will take the path of least resistence - a path that the companies will have charted out to make this transition as smooth and painless _for the consumer_ as possible while retaining as much monopolistic power as possible.

There needs to be public institutions with the backing of the state to enforce property rights, including purchased devices.

No, average owner has no idea. But they will be relentlessly asking why your application is not supporting iOS

The rest of us are free to choose something else.

Let's say that given 3rd party is making a device, which can be controlled via Bluetooth from Windows, Android, MacOS and iOS. They don't make any money on any applications, but from the device.