Thank you.
We have to go back to the original validation where, as previously explained, we look at the changes from the previous model.
The MCAS was presented to us. The explanation for its existence and the way it operates was defined to us. However, at the time we did not have cause to dig any deeper. We understood the extent to which it was explained, and we went on from there. We focused on other areas. Unfortunately, this is the way we learn sometimes. Most of the amendments to the standards throughout history have been a result—