This is a submission for the Sanity Challenge, Path One: Ship an Agent That Queries Real Content . What I Built WhatBin helps people in Hanoi and Ho Chi Minh City figure out how to dispose of household items properly. It sounds like a simple question: How should I dispose of this? But the answer can get complicated pretty quickly. An old mattress, a household battery, and a broken fluorescent tube all need different handling. The answer can also change dep...