Originally Posted by
Takwis
Another questionable statement. For almost three minutes, the speed was nearly constant, right at VMO. The autothrottles were still engaged. The trim "didn't work"...whatever that may ultimately mean. But the aircraft did not overspeed until the final MCAS input sent it into a deep dive.
Accordind to the FDR data in the preliminary report, around 05:41:20 the aircraft exceeded Vmo according to the right side (correct) airspeed. This is well before the dive or the final MCAS input.