August 13, 2012 by Volamoot at Mashable!
And sometimes it’s Nana sending you an email in all caps “BECAUSE I CAN SEE THE LETTERS BETTER THIS WAY.” Bless her heart.
In the plain text world of SMS and Twitter, capital letters have become a de facto volume dial. But it wasn’t always this way. The folks at Knock Twice reviewed the history of the computer keyboard and charted some of the most-shouted words on the web today.
posted by Mashable from http://mashable.com/2012/08/13/caps-lock-infographic/