A colloquial phrase predominantly used by the millennial and hipster crowd, referring to an underlying, shared, or assumed understanding between the speaker and the listener. It's used to announce that the speaker had a realization on a previous subject.
Hym "You know even know what's happening. You want that. You're not ever going to have it. We're not doing a caste system. We are doing this. There isn't anything you can do about it. Anyone claiming there is, is lying to you to assuage your fears. There is no way of explaining it to you in a way that is going to change the dynamics of this interaction."