Originally Posted by
DB64
Is it not possible that rather than practising he was going to crash the aircraft but could not go through with it?
This was my thought too.
The change of attitude in his responses to an arrival brief that was noted right back at the beginning of the thread may have been when he decided to actually do it.
These
were the first two flights after his period off duty during which it seems his girlfriend/fiancee had said she would leave.