"Photoshop vector", "No brushes involved"? So, uh, pen tool and gradients? That sounds even more finicky! Make that your next blog post, do a quick and dirty demonstration of your general rendering technique. I've got to see this. Also want to hear more about this development company setup. Are you guys actually sharing an apartment or something? Feel free to postpone this project immediately in favor of an original IP, just 1) no phone or tablet games, and 2) make sure LOst isn't the one coding it.