Even less than a 150 years ago that would have been impossible. And prior to that communication among normal people could take months.
Even less than a 150 years ago that would have been impossible. And prior to that communication among normal people could take months.
And there, you’d be looking at 1901 for the first trans-Atlantic signal.
But then again, a general passenger couldn’t use the plane’s radio on a whim back in – oh, 2003 (first airplane wifi came about in 2004 apparently). There are some layers to this thought.