and the time interval over which you were choosing to drive or not is probably something on the order of hours and so essentially what we do is we say well kind of from a driver's perspective they're not responding to the instantaneous state of the system instead what they're thinking is if I enter what's the expected earnings that that I'll receive if I'm if I'm part of the platform and what they do is they compare the expected earnings they'll make while they're in the system to essentially be expected you know the