Feel free to drop me a line at sal.aw4t At gmail dot com.
I'm in the process of recovering some orphaned personal projects at the moment, but I'd be happy to try to aid in requirements gathering, and architecting for testabilty.
Not sure if it's a direct causal relationship. dang can better tell.
The graph in this case ended up being just a base layer for some interesting internet stories, while paying some tribute to HN for the great place it is.
You can also
follow the link, go to Dropbox web and select direct download from the top right dots menu. That gives you a version that is fully zoomable.
I just visited the Dropbox link on my phone, long press on the image -> open in new tab. It opened the full resolution image with the ability to zoom and pan at will.