They're not related because NAL is like 40 and recently someone discovered a
youtube channel that belongs to Josh' alleged mother. She gets harassed by trolls because of this and she appears to be a slow-in-the-mind like Josh.
Bipolar =/= Borderline personality disorder. They're often abbreviated in the same way, but they are not the same diagnoses in any way. Bipolar is also called manic depression. It means that the suffered fluctuates between extreme mania, where they can basically conquer the world and they're at the top of their game in areas they excel. When they fluctuate to depression, they become incapable of anything and have zero energy, like the worst type of depression.