One thing is certain, we separated our paths long ago. And now we are not important to each other.BD does not figure prominently in our day to day thinking. We are much more concerned with our neighbors whom we share a border with and ethnic ties with: Afghanistan, Iran, Turkey, Gulf, and China.
I was thinking long term, when Muslim world is in a better shape, two of the largest Muslim majority countries in Asia supporting each other could be a nice thing. But that's too far away and no point discussing now.