Sort of like "If a tree falls in the forest and no one is around to hear it does it make a sound?"

From Macmillan Education news release. 

STOP THE PRESS: Dictionary no longer a page-turner. 

Macmillan Dictionaries will no longer appear as physical books. The final copies are rolling off the presses at this very moment, and from next year, Macmillan Dictionary will be available only online.

Could never hold a candle to....

...print or online.