The free agency period has begun, and Doug Wilson has made moves that have given the Sharks cap space. The question is not whether they will sign new players, it is how effective those players will be. In the summer of 2008, the Sharks made major upgrades on the blueline that were supposed to carry them to a title. Rob Blake, Dan Boyle, and Brad Lukowich certainly provided that upgrade, as the Sharks had arguably the best blueline in the regular season. But the team got no post-season hard...