If you're too young to vote or so old you think "Windows" belong in a house and an "Apple" in a pie, read no further, you're most likely already a Facebook follower - or committed to write in longhand until they pry the pencil from your cold, dead fingers.

Just six years after it thundered over the digital horizon, the game-changer called Facebook is everywhere.

The networking site links people with friends, or the general public. It keeps users updated on the latest happenings, musings and, all too often, the trivial and mundane.