Fixing C's Biggest Mistake

[Don Allen]

On Thursday, 12 January 2023 at 04:20:27 UTC, Walter Bright wrote:
> On 1/11/2023 6:51 PM, Don Allen wrote:
>> There is no difference whatsoever. The airplane (including 
>> pilots and ATC) remains a "known, unfixed, single point of 
>> failure" when you fly. Yes, the 737 is a safer airplane now 
>> that the rudder actuator has been fixed. The 737 Max has that 
>> fix, I'm sure. And 346 people died in  Max crashes because of 
>> a badly designed software change, a failed angle-of-attack 
>> sensor, (MCAS used only one of the two angle-of-attack 
>> sensors, which was crazy), pilots who weren't told about the 
>> software change and how to disable it in case of trouble, etc.
>
> Oh, but the pilots were told. The pilots were sent an EAD 
> (Emergency Airworthiness Directive) which explained how to 
> disable it and live.

Lion Air Flight 610 crashed on October 29, 2018, killing 189. The 
Emergency Airworthiness Directive was issued on November 7, 2018.

>
> The MCAS was not a single point of failure.
>
>> You persist in missing my point.
>
> We're just talking past each other at this point.

That is the only thing on which we agree about this.