 DRD I was kidding. I don't know where that came from. That was horrible Yeah, that was wonderful ABA but what? All right. Anyway, that needs to be put on a DRL So think of DRD differential reinforcement of diminishing rates. It's putting DRL on top of each other differential reinforcement of low rates So me acting like a gangster, you're gonna only reinforce me if I Don't act like a gangster for set of time and I'll get a reinforcer and you're gonna lower that that's the diminishing rate Part so the following day if I act less like a gangster you're gonna reinforce me and the following day if I act less like a gangster You're gonna reinforce me by the following day if I like