No offence regarding your age, but surely with the more modern computer type connections, they should not be disturbed without clear reason as in doing so you could induce further connection problems – especially in what was electronically speaking a brand new a/c in the case of ZD576.
Walter, perhaps you should ask the question why engine DECUs were, at that time, being swapped over from left to right to see if the reported faults transferred from one engine to the other.
If the crew were trying to land shortly after landfall, for whatever reason there is no way on this earth that they would have flown at at such a high speed, even in perfect weather conditions.
Again, it really is time you began your own separate thread on your theories. Posting here does nothing one way or other for or against the campaign.