Do airlines' maintenance really access real time maintenance reports via datalink all the time? Can they access the reports as needed with datalink queries to the MAT onboard?
The B777 fuel totaliser problem has always been there and Old Smokey's " solution " is good for reconciling the totaliser and FMC calculated readings to the end of the flight. However, inflight fluctuations can be a headache if you have other related problems which need decisions based on remaining fuel.