Whenever my father uses Skype, he still can't grasp the fact that we can make long distance video(!) calls for free. He keeps reminding me that when he had to w

Whenever my father uses Skype, he still can't grasp the fact that we can make long distance video(!) calls for free. He keeps reminding me that when he had to walk 3 km by foot to a Public Call Office and book a call for a max. 3 minutes to talk to my grand mother. That was only 35 years ago.