It's been a pet peeve of mine for a long time that, while D.O and G.D.O have a lot of great ways to add ideas and discuss them there's really no efficient way of collectively prioritizing the ones we should focus our efforts on.
I have spent a lot of time trying out different tools that do this, as well as trying to design and build them. We may at some point reach a home-grown solution, but in the meantime I have found a very simple and effective tool that I'm trying out. It's called Tricider. I've posted an initial question here:
Give it a go and comment on the process back here.