The Medium is the Message

The smile on my face isn’t just because I’m at Facebook’s headquarters, but also because (Thanks to Scott Boms) I hold in my hand the prototype of Marshall McLuhan’s "The Medium is the Message" book. In my opinion, this is one of the 100 most important books of the 20th century. "The Medium
is the Message" was designed by and the prototype was assembled by Quentin Fiore and still has Marshall’s notes and corrections.

More here: https://en.wikipedia.org/wiki/The_medium_is_the_message