April 3, 2024 at 12:10 PM EDTCorrected April 3, 2024 at 2:21 PM EDTGreat tech?Photographer: Leon Neal/Getty Images EuropeThere’s a grey area in artificial intelligence filled with millions of humans who work in secret — they’re often hired to train algorithms but end up operating much of their work instead. These crucial workers took the spotlight this week when The Information reported that Amazon’s Just Walk Out technology, which allowed customers to grab grocery items from a shelf and walk o...