Bildnachweise

Gettyimages/iStock und trurnit Publishers:

• Evi Ludwig
• Marko Godec
• Alexander Pietschmann
• Max Weber

Adobe Stock

• #495080830 von contrastwerkstatt: Young modern business woman sitting at desk and looking at her cell phone in office
• #625713445 von Miljan Živković: One adult man with eyeglasses stand at home use mobile phone talk