It's a pleasant finding but not surprising. In all the excavations done over time in indus valley, they never found any weapons or any signs of war. I have this book with pretty cool illustrations if anyone wants a light read on this topic -

https://www.amazon.com/dp/014345532X?ref=ppx_yo2ov_dt_b_fed_...

I am not related to the author in anyway. i heard about this book on a podcast and bought it.