Types of Go Boards
There are two common types of Go Board: table boards and floor board. Less common types include: slotted, folding, magnetic, and rollable.
Slotted katsura board. Picture taken before the board was used. The white reside is a wax powder placed on the board by the manufacturer.
In 2009, electronic go boards are coming.
Just a design from http://gizmodo.com/gadgets/design/electronic-roll+up-go-board-262186.php