TechThe era of the machine: Silicon Valley showcases humanoid robots

Humanoid robots spent decades confined to science fiction, but they have now become one of Silicon Valley’s hottest markets. Consulting firm McKinsey estimates that automation could affect as much as 30 percent of working hours across the US economy by 2030. Dozens of companies are developing machines designed to interact with people and assist with everyday tasks. The report examines the industry’s rapid emergence.