This post had me thinking and reminded me of something I wanted to share in relation:

https://en.wikipedia.org/wiki/Convergent_evolution

It is even possible in nature, for evolution to meet at the same place, despite isolation from eachother.

There are some things in the world that just "make sense" from evolutionary, or invention stand point. Coincidence CAN happen without it needing to be the work of some aliens, or conspiratorial nonsense.