Mozilla has been seeding Firefox OS to eager developers for some time. However, we've largely been denied a peek at how the developer's own take on a mobile app store will play out on an actual device. Some of that picture just filled out thanks to some images of the mobile Firefox Marketplace that have landed in Engadget's hands. From what we've seen of the current store, it's a significant break from the top-level storefront we saw back in the
