Summary by TwinMind · 11m 57s
Summary by TwinMind · 11m 57s
Summary by TwinMind · 11m 57s
How One Small Idea Led to $1 Million of Paid Water Bills | Tiffani Ashley Bell | TED
How One Small Idea Led to $1 Million of Paid Water Bills | Tiffani Ashley Bell | TED
How One Small Idea Led to $1 Million of Paid Water Bills | Tiffani Ashley Bell | TED
TED
TED
TED
Loading markdown...