Bengaluru, India's Silicon Valley, faces a water crisis that software cannot solve

The Silicon Valley of South Asia has a nature issue -- a pain point that software cannot solve. In the sprawl beyond Bengaluru's core, where dreams of tech riches usually grow, schools lack water to flush toilets. Washing machines have gone quiet. Showers are being postponed, and children with only dirty water to drink are being hospitalized with typhoid fever.