<figure class="wp-block-image"><img src="https://www.imore.com/sites/imore.com/files/styles/large/public/field/image/2013/09/ios_7_calendars_list_view_hero.jpg" alt=""/></figure> <p>Oprah claims that the iPad is considered to be the greatest invention of our modern world. If you have just discovered it, it can be overwhelming to figure out what features...