Any TESTies play DCS? Seems like a pretty natural fit for TEST Squadron. If so, what modules are you flying? I'm still a novice, but quite partial to the F18, M2000C, and Viggen.
Something else to consider is economic scaling. Perhaps CIG could scale customization costs with the actual ship being customized. So painting an Idris TEST yellow or adding wood trim would cost much more than a 300i because it's obviously a much larger ship and requires more materials to...