Last time, they got something like 80% return on the laser energy input, now it's over 100% apparently. And, they had trouble repeating that last record, so peo

Last time, they got something like 80% return on the laser energy input, now it's over 100% apparently. And, they had trouble repeating that last record, so people were questioning how meaningful it was if it couldn't be repeated. Now they've been able to repeat it & improve on it.