We optimize and compress the scenes on export, most of the demo content we're showing here at GDC is around the 10MB range. We had one scene that was about 30mb, but that had 7 sets of 4 or so 2K maps, so around 28 2Ks or so total. We have a few options for texture quality too, that cap resolution at 1k, 2k and 4k, so you…