So the max pressure NASA can achieve is 3psid. During the ferry ride on the back of the 747 it experiences 7psid. So pressurize to 3psid on the ground and then send it up on the back of the 747 again. Maybe even take it a little higher than normal and have someone inside the shuttle to pull the knob out. Land then inspect. Duh!!

He might be refering to the fact that Obama is aka Barry Soetoro.