It's striking how much longer the blue lines are, mostly because I hadn't put much thought into that. The men tend to be several years older than the women when they have a kid.
Again, not particularly revelatory, but without having seen a tree that was chronologically adjusted it was never terribly apparent before.
Nice. Does it allow cycles?
Note - you can also load your own GEDCOM file for your own family tree or use one of the samples. The British Monarchy one demonstrates the pedigree collapse mentioned in the title of this submission.
Also, hovering on the nodes shows a popup on that person
This is very much a work in progress.