Billionaire CEOs were quick to sing the praises of working from home at the start of the pandemic, calling it the way of the future — but over the last three years, they've slowly changed their tune.Late last year, Forbes reported that 90% of companies will return to the office in 2024, with 28% threatening to fire workers who don't comply.But it turns out that the motivations for calling workers back to the office may have less to do with employee productivity or profit margins and everything t...