much the bottle is well it's about more according to the entropy are are given acts effectively because that's where we send that's that's wasted so what can we do what can we do to avoid this overhead the very interesting idea that the base back idea is that somehow we we send too many bits what we can earn them back and so the higher level that's what's gonna happen I say all things gonna happen we say we acknowledge we said too much we're gonna somehow earn them back and not have to pay for them so let's take a