The Spurs' biggest off-season addition -- barring something completely unexpected -- is Marco Belinelli, and I think that's completely fine. He clearly is a rotation-caliber player that has skills the Spurs need. But the fact that he is yet another guard does present some issues in terms of how Gregg Popovich will manage lineups and could potentially even affect who gets to play. Here are three examples of how the addition of Belinelli, instead of a spot up shooting small forward, could affect the roles of other Spurs...
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