You say this but fact and opinion are very similar and not at all easy to distinguish.
For instance, if I said the grass is green vs if I said the grass looks nice vs if I said the grass is doing well and looks how it should vs if I said in my opinion the grass is healthier than its ever been.
If I want to say that iOS is useless for developing Bluetooth 5 features then this is true for all practical purposes and doesn’t deserve elaboration in my text, even if Apple’s API technically exposes one or two tiny pieces.