I think the problem is that, if you are going to make a second launch, it's nearly always better to land some place different. We will accumulate a bunch of da

I think the problem is that, if you are going to make a second launch, it's nearly always better to land some place different. We will accumulate a bunch of data on Gale Crater over the next several years, but we have essentially zero data on a whole bunch of very interesting parts of Mars.