 If David had entirely forgotten his life prior to the mission, what would've happened?
There was no sensation of place, no feeling of up or down, no direction. After the first shock of looking out, I accepted the fact that I was in a space ship, yet I couldn't read the maps that were fastened to a table, nor understand the function or design of the compact machinery. It meant the engine or engines took up half the ship, cut off from the forward half by the instrument studded shield. I had literally been reborn in this room, equipped with half ideas, and no point to start from, no premise to seek. Complete amnesia would have been terrible enough but this half knowledge, part awareness and association with the ship was a frightening force that seemed ready to break out of me.
 He probably wouldn't be able to fly the ship very well, leading to dangerous outcomes.
 He probably would've done a bad job at healing his crew.  He probably would've failed to wake up the rest of his crew.  He probably wouldn't be able to fly the ship very well, leading to dangerous outcomes.  He probably would've flirted with Karen a bit more.