"Work output by younger employees was particularly affected on Mondays and Fridays, according to findings discussed by Chief Executive Office Jamie Dimon in a private meeting with Keefe, Bruyette & Woods analysts. That, along with worries that remote work is no substitute for organic interaction, are part of why the biggest U.S. bank is urging more workers to return to offices over the coming weeks."
Of course, if one were cynical, you might suspect he wanted return to office anyway and young workers are a convenient and safe group to blame.