…after knowing for damn sure it was a serious issue in two successive process generations.

There is no way this happened without a LOT of people knowing EXACTLY what was happening, and covering it up. The DoJ should really kick off an investigation into the situation, because it’s pretty obvious there was malfeasance at multiple levels. That, or their leadership and QC processes are both so categorically inept that one could argue the company should be straight up nationalized as a critical strategic asset.