1. I doubt there is one answer that applies to everyone. 2. I don't know, and I doubt anyone else does either at the moment. My guess is that it was a combina

1. I doubt there is one answer that applies to everyone. 2. I don't know, and I doubt anyone else does either at the moment. My guess is that it was a combination of issues: - more time, freedom, and money to look for a new job - worsening treatment of workers - vicious cycle of turnover leading to burnout leading to more turnover - increased demand for low-skill white-collar jobs as services (especially technology) boomed - continued urbanization, forcing low-wage workers to move away from urban jobs and into remote work