Instacart workers protest as pressure mounts on gig companies

(Reuters) - Instacart's "gig" workers on Sunday will target the grocery shopping and delivery firm with a three-day work action aimed at disrupting service and forcing executives to fix inequalities in pay structures that they say are getting worse every year. Discontent in the ranks of the nation's estimated 75 million freelance, or "gig", workers is simmering as the richly funded Silicon Valley startups that depend on those laborers are under growing pressure to show that they can turn..