> 2. IoT devices that detects leakages in main pipes I used to work for a company that does this: http://gwfathom.com/ http://gwfathom.com/ They replace tradi

> 2. IoT devices that detects leakages in main pipes I used to work for a company that does this: http://gwfathom.com/ http://gwfathom.com/ They replace traditional water meters with smart meters and then provide software tooling around monitoring and managing them.