https://techcrunch.com/2018/10/26/tap-a-new-startup-from-sam-rosen-wants-to-be-the-google-of-drinking-water/

MakeSpace founder and former CEO Samuel Rosen is ready to launch his next venture, and it has little or nothing to do with the on-demand economy. This time, Rosen is setting his sights on the world of water.

Tap aims to be the world’s first public index and global search engine for drinking water.