Related:

On the front lines of humanity’s high-tech, global war on rats (2015) - https://news.ycombinator.com/item?id=17821534 - Aug 2018 (1 comment)

On the front lines of humanity’s high-tech war on rats - https://news.ycombinator.com/item?id=9540096 - May 2015 (32 comments)

I thought there had been other threads about this but couldn't find them. Anyone?