Sure. I mean , one of the things we 've talked about  maybe it might be star time to start thinking about pretty soon , is as we look at the pros and cons of these different methods , how do they fit in with one another ? Because  we 've talked about potentially doing some combination of a couple of them. Maybe  maybe pretty soon we 'll have some sense of what their  characteristics are ,
Mm - hmm.
so we can see what should be combined.