Requirements:
1)Must own a Prometheus with updated firmware
2)" " have free time to contribute
3)" " have ability to submit debug logs.
4)Freindly, with the ability to interact with others on a mailing list.
How much free time and testing are you looking for? I think I have numbers 3 and 4 taken care of, and have been considering number 1..... Number 2 might be a problem, though.