I also think it's great that you're being so respectful and thoughtful about this.
thanks...yeah, the last thing i'd ever want to do is deeply offend someone offhand. sometimes i think i err on the side of caution too much, but there's nothing wrong with that, really.
I think it's erring on the side of not co-opting other cultures - no problem there at all. That's a whole separate topic, though!