Too_Many_Tools wrote:
...
Anybody hear how much this has cost Boeing and the airlines so far?

|
| According to industry expert John Hansman, the footprint of
| a traditional battery could be accommodated in the avionics
| bays or via split system, and weight would be manageable,
| noted Deutsche Bank. In a worst case scenario, it could
| take Boeing 3 to 6 months to develop a traditional battery
| solution for use in the 787. Meanwhile, the cost pf
| grounding the 787 is estimated at $300 million per month in
| airline penalties plus R&D and related costs.
| ...
http://www.streetinsider.com/Analyst+Comments/Boeing+%28BA%29+787+Traditional+Battery+Fix+Contem plated%2C+Grounding+Costs+%24300MMonth/8039591.html

--bks