I'd add one other thing, too- I don't think you can beat Seagulls for a sound-to-price ratio. You don't get the Martin name, but the ones I've played have been astounding for their prices. Which doesn't really have a thing to do with your question. So...I'll add-

One thing about composite bodies of any kind I always wonder, is if joined to a solid top, does this theoretically make the top more prone to cracking due to different expansion and contraction rates?

jpc