Any number of boats can pull a skier, and quite a few even live up to the expectations of experts. But you can count on the fingers of one hand the number of ski boats that deliver both world-class, all-event performance and top-quality construction and one of these boats is this 1998 Malibu Sportster LX. Iin keeping with its "all-things-to- all-skiers" mission profile, the Sportster LX goes the extra mile -- thanks to a bit of innovative Malibu engineering known as the Wedge. This Sportster LX comes with the Wedge. With the Wedge you get more than 1,000 pounds of downward force. Suddenly...