Twitter’s takeover has been tumultuous, and new CEO Elon Musk is now picking a fight with Apple. The core contention is the slice of revenue that Apple takes from all App Store transactions, as Musk desperately tries to find a way to generate the cash needed to pay off a finance package that is due around $1 billion annually in interest. Apple has been taken to task on this point before, and the lawsuit with Epic Games was perhaps that first domino in this particular chain to fall. When we first covered Epic’s baited trap, it looked like the iron-grips that Apple and Google enjoyed were about to be significantly loosened, but Epic’s momentum stalled, as it appeared its choice…