Battery Mod Looms As 787 Grounding Shifts Focus

Battery Mod Looms As 787 Grounding Shifts Focus
The intersection of: energy technology; aviation; arrogance / magical thinking. 
My prediction: the FAA will ban lithium batteries and force older "less efficient" battery technology. [Lithium batteries are more efficient in burning as well as electrical efficiency.] For some years the FAA won't let Li batteries in the cargo hold as accompanied baggage. What does that say??