Are they different from the consumer's perspective? It seems like adding a small amount of information to a blank page and removing a large amount of information from a full page can have the same result. In programming terms:
( 0xFF & 0x01 ) == ( 0x00 | 0x01 )
People still see the same thing, regardless of how the decision to show it is reached.
( 0xFF & 0x01 ) == ( 0x00 | 0x01 )
People still see the same thing, regardless of how the decision to show it is reached.