From memory he's said that the conversion of antimatter in the supposed thermoelectric generator was near 100%. Maybe he waved his hands and said 100%. On the

From memory he's said that the conversion of antimatter in the supposed thermoelectric generator was near 100%. Maybe he waved his hands and said 100%. On the other hand we've had something like 5 theories of gravity since the dawn of man? We can easily have another one sometime...