Late in Monday night's Game 1 of the Western Conference Finals, a beleaguered Shai Gilgeous-Alexander dribbled tentatively into the mouth of San Antonio's defensive zone. That zone had been total hell for the two-time reigning MVP. Now, with the Thunder down four points inside the final minute of the game's second overtime period, Gilgeous-Alexander was pretty well wasted. He'd played 50 minutes of intensely frustrating basketball; he'd been gua…