Only very skilled players can use the starting board in the late game, as jumps and tricks are difficult to accomplish quickly. The next board allows the player to navigate quickly and perform jumps easier, making it easier for the user to get down the mountain faster.
Only expert players can effectively use the initial board in the later stages of gameplay, as complex maneuvers like jumps and tricks are difficult to execute efficiently.  The following board makes navigation quicker and allows for easier jumps, leading to a faster descent down the mountain.