A Small Point about the NTSB and Investigations
We’d like to remind people that NTSB investigations take a year or more.
We post news as it comes. The media being what it is, we hope everyone that reads our posts realizes that tertiary sources gleaned through the media are speculative at best. This speculation, published or not, does not compare in merit to NTSB investigations that take a year or more, and are examined with a fine-toothed comb in order to determine causes and consequences.
While the inexperience of the Asiana Crash on this particular plane at this particular airport may be a contributory cause, there may also be underlying causes that were behind autopilot being switched off, or the speed decreasing enough to cause a stick-shaker alert.
See a Boeing 777 stick shaker test below:
The NTSB has an extensive description of the investigative processes here:
Obviously, the brief summation of news teams and even witnesses can not compare to the depth and breadth of the official investigation.