Sweet start: Brandon Jacobs busted off a 27-yard gain on his first run of the game.
Slow beginning for MJ: Michael Johnson made two big miscues on the Lions' game-opening touchdown march, hardly helping his cause in holding off rookie Kenny Phillips.
Sidelines: Former Giants offensive tackle Roman Oben was on hand working the sidelines for WFAN radio.
MIA: New York's injured quartet of receivers – Plaxico Burress, Steve Smith, David Tyree and Mario Manningham – all missed the Lions game. The following Giants also didn't dress for the preseason opener: CB Sam Madison, S Craig Dahl, LB Gerris Wilkinson and OT Shane Olivea.
Palmer and Schwartz have been on hand at every practice in Albany this summer. They debate what has…