FWIW, I believe there is a behind the scenes battle being waged.
If you look at
this article from the Bangkok Post, you can compare the honest statements from a "transport ministry source" such as the cause was pilot error and had nothing to do with the aircraft and little to do with windsheer (completely matching our blackbox transcript) to the obfuscating statements from Mr. Vuthichai such as problems with the weather and the aircraft could not be ruled out.
More soon....