It's the most admired and maligned surfboard design in history. Loved and loathed in equal measure. Now, on the eve of a limited edition release, Geoff McCoy chats about the beginnings of his beloved Lazor Zap.

More footage from Monday at Nazare including a bunch of paddle in efforts.

Outline. It's a surfboard's defining characteristic. The first thing we notice when we lay eyes on a board. But how does the outline affect the way it rides? And hows about a bit o' history for good measure..?