and then go from there I'd say the same same with data so then then you may say there's there's some very expensive data here that it's worth the time cleaning up it's worth the expense but then you'll find a date over here that's not worth the time okay the biggest mistake is companies say well let's clean up all of our data and that's just waste of time thank you question over here trick question take you back to your fluent that after navier-stokes yes and the reason is is because the navier-stokes is a you know