I'd say you could get the basic noun-ing in a day. Let's say a week to build proper vocab.
The verbs are more tricky so another week. If you're aiming for a conversational ability, I'd say 2-4 weeks.
At the end of which I'll give you all a test! But don't worry, it'll be a fun test. (My esl students always got a laugh from my tests.)
I think the Inyauk language is pretty reflective of their culture, so cultural lessons should go hand in hand with learning the lang.
The first lesson will including receiving/choosing an Inyauk name.
I kinda like the idea of lessons by chat. I'm frequently on the CBB irc channel but I heard the ZBB has one as well. But really any free chat will do. A thread might be nice for those in uncooperative timezones though.
As for role playing it sounds like fun but I know nothing about D&D so you'll have to fill me in.
Finally, I promise to get the grammar up later this evening. I personally prefer lessons but I know that's not the case for everyone. I am happy to talk about Inyauk all day, so please ask me questions.
