2. I see absolutely no reason why the null hypothesis should be that a randomly selected social group would be unbiased about any particular issue by default. If you think about it for any length of time you should see that as implausible on its face.
3. You’ve just made up a weird ’counter hypothesis’ of pro Apple bias of your own and thrown it into the discussion for no apparent reason, while claiming not to be willing to defend it. That seems underhanded.
4. Why not just provide some evidence? I’m even more sure you’re wrong now that you’ve chosen to defend your position using these tactics, since it would be trivial for you to provide a link if you actually do remember such a discussion.